Update .gitignore
[cosmetics] Remove #fff background color for SPARQL result preview theme
[issue-7] Most bundle commands broken after upgrade to Mac 10.9 (using Ruby 2.0 by default)

Replaced 1.8 interpreter flags that caused Ruby 2.x to stop the show
with $VERBOSE/$KCODE global variables where appropriate. Also added
charset magic comments.
[cosmetics] Comment cleanup
[README] Add link to README.md at GitHub as the HTML output generated by TM is broken
Minor usability tweaks to the language grammar settings
[grammar] Minor improvements/rewrites of Turtle and SPARQL grammar

To be honest, I can't remember what my intention exactly was (September
2013)