Packages scanned can be loaded from anywhere.
Adding QT Creator entry to .gitignore - will cause me problems with release 2.0 otherwise
Save temporary state to xml savefile to fix issue where other power ups do not save with ghost maryo
Merge remote-tracking branch 'quintus/devel' into devel
Merge branch 'devel' into feature-packages-anywhere

Conflicts:
	smc/src/core/filesystem/package_manager.cpp
	smc/src/core/filesystem/package_manager.hpp
Merge branch 'release-2.0.0' of https://github.com/Secretchronicles/SMC into release2Dot0SaveGameFixes
Default type_temp_power field in save game xml files to small maryo if field not found
implemented main logic for saving invincibility to save state file - does not work yet
Remove QT Creator user settings file, add wildcard to git ignore entry for it
second commit for wildcard for QT Creator settings file entry in gitignore
Move logic for applying invincibility to player to prevent it from being wiped out by level init
Commenting changes
Moved logic for saving powerups below level init to make it clearer and less bug prone
General music playing fixes for load save state option
Save time left for ghost maryo
Merge branch 'release-2.0.0' of https://github.com/Secretchronicles/SMC into release2Dot0SaveGameFixes
made climbing state load correctly
Fixed issue where position of loose shell didn't load.  Fixed issue where linked (holding) state of army didn't load
Set better default for ghost time in save state file.  Fixes an issue where old save files saved with ghost Maryo resulted in weird color for Maryo.
Add postfix version number to identify beta (and other) versions.