Add .gitignore

Change-Id: I9c59e39796a5fadb7362b16ffdc57a124650086b
Reviewed-by: Pasi Keränen <pasi.keranen@digia.com>

.gitignore

+# This file is used to ignore files which are generated in the Qt build system
+# ----------------------------------------------------------------------------
+
+examples/canvas3d/canvasswitch/canvasswitch
+examples/canvas3d/framebuffer/framebuffer
+examples/canvas3d/interaction/interaction
+examples/canvas3d/jsonmodels/jsonmodels
+examples/canvas3d/plasmaeffects/plasmaeffects
+examples/canvas3d/textureandlight/textureandlight
+examples/canvas3d/texturedcube/texturedcube
+tests/auto/qmltest/tst_qmltest
+
+callgrind.out.*
+pcviewer.cfg
+*~
+*.a
+*.la
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.swp
+*.rej
+*.so
+*.pbxuser
+*.mode1
+*.mode1v3
+*_pch.h.cpp
+*_resource.rc
+.#*
+*.*#
+.qmake.cache
+.qmake.vars
+*.prl
+tags
+.DS_Store
+*.debug
+Makefile*
+*.prl
+*.app
+*.pro.user
+*.qmlproject.user*
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+/src/controls/controls.qrc
+/src/dialogs/dialogs.qrc
+
+# xemacs temporary files
+*.flc
+
+# Vim temporary files
+.*.swp
+
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+
+# MinGW generated files
+*.Debug
+*.Release
+
+.pch
+.rcc
+
+# Symbian build system generated files
+# ---------------------
+
+ABLD.BAT
+bld.inf
+*.mmp
+*.mk
+*.rss
+*.loc
+!s60main.rss
+*.pkg
+plugin_commonU.def
+*.qtplugin
+*.sis
+*.sisx
+
+# Generated by abldfast.bat from devtools.
+.abldsteps.*
+
+# Carbide project files
+# ---------------------
+.project
+.cproject
+.make.cache
+
+qtc-debugging-helper
+
+#svn file
+*/.svn/*
+
+# linux shared libraries
+*.so*
+
+# windows shared libraries
+*.dll
+
+# osx shared libraries
+*.dylib
+
+# android
+android-build
+app_process