Added a try..catch block when querying
Added CMake module adding support for C++11
Enabled C++11
Refactoring Index
Disabled setting C flags to --std=c++11
Fix warnings about narrowing conversion [-Wnarrowing]
Refactoring KDTree
Fix memory allocation in KDTree

Never mix C++ new/delete with C malloc/free
Use proper order of arguments of calloc
Refactoring KMeans

Set verbose parameter defaults to false
Refactoring standardize
Refactoring Hog
Refactoring Hsv
Refactoring utils/ported
Refactoring Vocabulary
Refactoring descriptors
Refactoring extract
Added class Timer and deprecated PosixTimer
Using Timer instead of PosixTimer in benchmarks
Removed warning in Qt