E@H: allow to use a (cross-)compiler toolchain with a prefix other than i586-mingw32msvc
testHS.sh: adapted to changes in timing output of HierarchSearchGCT code

  - additionally now can control number of segments via NSEGMENTS
    environment variable (default=3)
Follow name change: XLAL{InstrumentName => DetectorPrefix}ToLALDetector
setup lalinference to run with IMRPhenomP
added IMRPhenomP support