Merge pull request #1320 from gsomix/feature/parser

Added preliminary version of CSVFile
move ifdef to appropriate place
move all ocr data into data/ocr
Faster computation of LMNN objective
Update LMNN solution in unit tests
few doxygen warning fixed in log-det
tridiagonal eigensolver lapack routine wrapper added
Merge pull request #1322 from iglesias/feature/lmnn

Faster computation of LMNN objective
Merge pull request #1321 from lambday/feature/log_determinant

lapack wrapper for tridiagonal eigensolver added
fixed invalid read in Parser, CSVFile constructor is shorten