Merge pull request #1 from skv-headless/master

all_term -> all_terms update for 1.x version
Path analayzer, fix size and from
Merge pull request #2 from skv-headless/filename_search_improve

Path analayzer, fix size and from
Merge pull request #3 from skv-headless/master

highlight tags
filenames project id filter
Merge pull request #4 from skv-headless/filenames_project_id_filter

filenames project id filter
Fix and refactoring index commits and commits highlight
Update gems
Merge pull request #5 from skv-headless/fix_index_commits

Fix and refactoring index commits and commits highlight
Move methends to correct place
update rugged to 0.21.0 update to rails 4.1
some tests