Serveral improvements concerning : applying BPM and NonLinearity Correction in reduceSingleObj().
    Severe bug fixed in applyDarkFlat.py; no Dark nor Flat was applied !!
    Added new config section and variables to config file (bpm, nonlinearity).
Merge branch 'master' into limpia
Re-adding deleted files/directories to master
branch.
Added some comments to calNonLinearity.py and suffix option.
-Moved NLC from reduceSingleObj() to reduceSeq();
-Solved several bugs with NLC and BPM application;
Merge branch 'master' into limpia
Building again 'limpia' branch