DFS algorithm works for an empty graph
googlemock library added
google mock used in depth first search unit tests
c++0x flag removed from compilation since travis' default g++ compiler doesn't support it fully
DFS algorithm works for custom graphs
Compilation fix
Depth-first search description added to readme file
Fixes in readme file
Fixes in readme file
Fixes in readme file
Merge branch 'feature/dfs' into develop