Moved checking of Sample_ prefix to ...

... where it be belongs. Also shaped shaped up the buildReadPairContainer in general. Including checking and warning for the case where the same sample has been sequenced multiple times in the same lane but with different indices.
Point to correct location for qscripts...

... even after install. Previously the qscript were not copied to the
install location and could therefore not be found.
The same not added to report more than once

It was adding every sample twice for paired end data. Also added test
for content of report file.
WholeGenome knows location of uppmax_global_config
Bumping version to v1.2.0-beta5