Increased version to 3.0.2.3.dev1 after release of 3.0.2.2.

(commit by unleash 0.5.8.dev1)
FAQ in docs moved to its own document.
Removed bootstrap 2 warning.
Better docs on installation.
More compact docs.
Fixed rst-typo in docs.
Added highlighting changes to FAQ.
Added answers for FontAwesome use.