iteration-composition.xml	Iteration, composition
list-utilities.xml	List utilities
stream-tools.xml	Streams (lazy lists)
variadic-reporters.xml	Variadic reporters
httpBlocks.xml	Web services access (https)
word-sentence.xml	Words, sentences
cases.xml	Multi-branched conditional (switch)
leap-library.xml	LEAP Motion controller
setrgb.xml	Set RGB or HSV pen color
penTrails.xml	Save and restore pictures drawn by pen
try-catch.xml	Catch errors in a script
multiline.xml Allow multi-line text input to a block