This will fix the program failing to perform a mod upgrade install for game modes
 not using the PluginManager.
This will fix the TESO game mode crashing the gamescan process if there are strange
 values in the game's registry install path.
This will fix the UAC check crashing the program when one of the base program
 directories is not set.
Closing branch in preparation for merge.
Merge with duskdweller-ApplicationInitializer-UACCheck-crashfix
Closing branch in preparation for merge.
Merge with duskdweller-GameScan-TESO-crashfix
Closing branch in preparation for merge.
Merge with duskdweller-PluginLessGames-upgrade-crashfix
Incremented version to 0.49.3
Added tag 0.49.3 for changeset e585195698e1
Merge branch 'master' into mopo3ilo-mono
Update release in README.md