diff by char
another colors for diff view
renamed stylesheet for history
formatting
added gollum lib for github-based versioning
comments for gems
ignore diff links for indexing
styling for version diffs
removed unused home controller

changed with with flash messages
normal work with titles
removed old part of snapshots functionality
get page change safely
removed web fonts
styles refactoring
search template to haml
removed old template from snapshots
render last history entry only on page with content
improved versioning UI
styling
disable gollum (need to be made server upgrade)