Tweaks to s60\5th_edition build, added README_HowToBuild.txt
# Package Information for pkg-configprefix=@prefix@exec_prefix=@exec_prefix@libdir=@libdir@includedir=@includedir@Name: libpcrecppDescription: PCRECPP - C++ wrapper for PCREVersion: @PACKAGE_VERSION@Libs: -L${libdir} -lpcre -lpcrecppCflags: -I${includedir}