fixed plataform info for qt
updated pkg-config to Qt5* libs
changed moc precompiler path (to use my qt5.2.1, TODO: use environment variables)
updated automatically generated configuration files
backported #13385 to compile under gcc 4.8 (correct two-phase name lookup)
added missing declarations for wscdup, wcslen, wcscasecmp, etc. on android
static cast time_t in wxFileName::GetTimes
provisory condt compile of wxLocale::GetInfo due android dummy lconv (TODO: should investigate java api)
added wx info msgbox to minimal sample
qt5 changes:
 * includes from QtGui/QPushButton to QtWidgets/QPushButton (warning: not allways)
 * toAscii -> toLatin
 * QApplication::GuiClient from QApplication() in main;