Merge pull request #1 from tproc12/master

Improve several cuts and functions.
Merge pull request #2 from tproc12/master

Move template sqr function to header.
Merge pull request #4 from tproc12/master

Fix namespace bug in fitRPDResolutions.
Add the possibility to set axis labels.

Add the possibility to set axis labels for the histograms in the configuration
file. The axis label information gets propagated through as part of the
histogram title, so no interfaces had to be changed at the cost of some string
parsing when actually producing the histogram objects.
Merge pull request #5 from legordian/master

Add the possibility to set axis labels.