Added nodemodule, ES6, classname, Relative Path and absolute path

There were two errors that had setFontColor switched with toggleFontColor.

Edit line 105, Change setCounter(counter++) to setCounter(counter + 1)

Update lines 141 and 154

Add vocabulary from unit: State

Update vocab.md

Update vocab.md

Update vocab list

some vocab additions

Update readme.md

add bootstrap and app polishing lessons