Fix const-ness of some pfPython GUI stuff.
Catch moar crashes...

... Instead of throwing up a useless VC++ dialog box, actually do our
error handling.
Fix some message leaks in cyCamera
Fix another book-sharing message leak...
Fix some coverity and style issues in pnEncryption.
Merge pull request #417 from dpogue/coverity

Coverity Fixes
Merge pull request #415 from Hoikas/coverity

Fix moar leeks
Merge pull request #414 from Hoikas/moar-crashes

Catch moar crashes...
Fix floating/exploding dynamic physicals

Only put dynamics to sleep if they're at the initial location. This
prevents baskets from exploding on touch by an avatar and should
theoretically make the doggone slave cave kickables activate the pressure
plates.
Use std::atomic_int for hsSafeRefCnt, and move it to hsRefCnt.h/cpp
Port plLocalizationEditor to Qt5
Fix pfLocalizationDataMgr's SetElementPlainTextData to work properly
without a database re-load.
Make it compile and work in GCC / Linux
Port plFontConverter to Qt5
Fixes for Linux compilation of plFontConverter
Clean up localization mgr lookups and add some missing mnemonics
Port plResBrowser to Qt5
Show size as hex too if requested
Merge pnUtRef with hsRefCnt, and remove the former
pnUtRef started at zero refs instead of one, and this is simpler
than finding and removing all the extra Ref() calls.