Add README.md and rendered image to many examples

The examples were found by

```bash
$ find . -mindepth 2 -maxdepth 2 -type d '!' -exec test -e "{}/README.md" ';' -print
```

cheat-sheets/analysis/Makefile

@@ -7,10 +7,36 @@ author		:= Martin Thoma
 version		:= 1.0
 
 DATE=$(shell date +%Y-%m-%d)
+SOURCE = Analysis_Wichtige_Formeln
+DELAY = 80
+DENSITY = 300
+WIDTH = 512
 
 make:
-	pdflatex Analysis_Wichtige_Formeln.tex -output-format=pdf
+	pdflatex $(SOURCE).tex -output-format=pdf
 	make clean
 
 clean:
-	rm -rf  $(TARGET) *.class *.html *.log *.aux
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

cheat-sheets/analysis/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](Analysis_Wichtige_Formeln.png)

circuits/d-latch-with-nand/Makefile

@@ -1,7 +1,7 @@
 SOURCE = d-latch-with-nand
 DELAY = 80
 DENSITY = 300
-WIDTH = 500
+WIDTH = 512
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
@@ -28,4 +28,6 @@ svg:
 	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
 	pdf2svg $(SOURCE).pdf $(SOURCE).svg
 	# Necessary, as pdf2svg does not always create valid svgs:
-	inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

circuits/d-latch-with-nand/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](d-latch-with-nand.png)

circuits/simple-example-tikz-circuit-library/Makefile

@@ -1,7 +1,7 @@
 SOURCE = simple-example-tikz-circuit-library
 DELAY = 80
 DENSITY = 300
-WIDTH = 500
+WIDTH = 512
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
@@ -28,4 +28,6 @@ svg:
 	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
 	pdf2svg $(SOURCE).pdf $(SOURCE).svg
 	# Necessary, as pdf2svg does not always create valid svgs:
-	inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

circuits/simple-example-tikz-circuit-library/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](simple-example-tikz-circuit-library.png)

circuits/simple-example/Makefile

@@ -1,7 +1,7 @@
 SOURCE = simple-example
 DELAY = 80
 DENSITY = 300
-WIDTH = 500
+WIDTH = 512
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
@@ -28,4 +28,6 @@ svg:
 	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
 	pdf2svg $(SOURCE).pdf $(SOURCE).svg
 	# Necessary, as pdf2svg does not always create valid svgs:
-	inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

circuits/simple-example/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](simple-example.png)

math/fractions/Makefile

@@ -1,8 +1,33 @@
 SOURCE = fractions
+DELAY = 80
+DENSITY = 300
+WIDTH = 512
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
 	make clean
 
 clean:
-	rm -rf  $(TARGET) *.class *.html *.log *.aux
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

math/fractions/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](fractions.png)

math/sizes/Makefile

@@ -1,8 +1,33 @@
 SOURCE = sizes
+DELAY = 80
+DENSITY = 300
+WIDTH = 512
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
 	make clean
 
 clean:
-	rm -rf  $(TARGET) *.class *.html *.log *.aux
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

math/sizes/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](sizes.png)

math/strange-signs/Makefile

@@ -1,8 +1,33 @@
 SOURCE = strange-signs
+DELAY = 80
+DENSITY = 300
+WIDTH = 512
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
 	make clean
 
 clean:
-	rm -rf  $(TARGET) *.class *.html *.log *.aux
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

math/strange-signs/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](strange-signs.png)

source-code/Minted-Haskell/Makefile

@@ -1,9 +1,33 @@
 SOURCE = Minted-Haskell
+DELAY = 80
+DENSITY = 300
+WIDTH = 512
 
 make:
 	pdflatex -shell-escape $(SOURCE).tex -output-format=pdf
-	pdflatex -shell-escape $(SOURCE).tex -output-format=pdf
 	make clean
 
 clean:
-	rm -rf  $(TARGET) *.class *.html *.log *.aux *.out *.glo *.glg *.gls *.ist *.xdy *.1 *.toc *.pyg
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot _minted-Minted-Haskell/
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

source-code/Minted-Haskell/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](Minted-Haskell.png)

source-code/Pseudocode/README.md

@@ -0,0 +1 @@
+The examples in this folder explain algorithms using pseudo-code.

tikz/2d-parted-function/Makefile

@@ -30,4 +30,4 @@ svg:
 	# Necessary, as pdf2svg does not always create valid svgs:
 	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
 	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
-	rm $(SOURCE)1.svg
+	rm $(SOURCE)1.svg

tikz/tensor-diagram/Makefile

@@ -1,14 +1,14 @@
 SOURCE = tensor-diagram
 DELAY = 80
 DENSITY = 300
-WIDTH = 500
+WIDTH = 512
 
 make:
 	pdflatex $(SOURCE).tex -output-format=pdf
 	make clean
 
 clean:
-	rm -rf  $(TARGET) *.class *.html *.log *.aux
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
 
 gif:
 	pdfcrop $(SOURCE).pdf
@@ -25,8 +25,9 @@ transparentGif:
 	make clean
 
 svg:
-	make
 	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
 	pdf2svg $(SOURCE).pdf $(SOURCE).svg
 	# Necessary, as pdf2svg does not always create valid svgs:
-	inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

tikz/tensor-diagram/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](tensor-diagram.png)

uml/class-diagramm/Makefile

@@ -7,6 +7,10 @@ author		:= Martin Thoma
 version		:= 1.0
 
 DATE=$(shell date +%Y-%m-%d)
+SOURCE = class-diagram
+DELAY = 80
+DENSITY = 300
+WIDTH = 512
 
 make:
 	mpost meta.mp
@@ -15,3 +19,20 @@ make:
 
 clean:
 	rm -rf  $(TARGET) *.class *.html *.log *.aux *.out *.1
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-width=$(WIDTH) --export-plain-svg=$(SOURCE)1.svg
+	rsvg-convert -a -w 720 -f svg $(SOURCE)1.svg -o $(SOURCE).svg
+	rm $(SOURCE)1.svg

uml/class-diagramm/README.md

@@ -0,0 +1,3 @@
+Compiled example
+----------------
+![Example](class-diagram.png)