.gitignore
* Ignoring binary formatted files and allowing xml.gz files.

Common/include/FileUtils.hpp
Common/src/FileUtils.cpp
* Implemented methods to load/save both YAML or Binary descriptors files and wrapping it within a common interface.
* Implemented a method to load descriptors matrix statistics from a binary formatted file and wrapping it within a common interface.

Common/tests/DynamicMat_test.cpp
Common/tests/IODescriptors_test.cpp
FeatureExtract/FeatureExtract.cpp
GeomVerify/GeomVerify.cpp
HCTree/test/HCTree_test.cpp
HessAffExtract/HessAffExtract.cpp
KMajorityLib/src/BOWKmajorityTrainer.cpp
KMajorityLib/tests/KMajority_test.cpp
OxDataReader/OxDataReader.cpp
SelectDescriptors/SelectDescriptors.cpp
VocabLib/tests/VocabDB_test.cpp
VocabLib/tests/VocabTree_test.cpp
* Loading descriptors from binary formatted files.

VocabLib/tests/.gitignore
* Removed specialized rule ignoring files with .bin extension.