Set editor camera mask to -1
Replace with a more proper derived CMake variable for easier maint.
Add short comment on the intent of setting up RPATH.
Fix bug in RigidBody2D.
Attempt to fix the MinGW failed build due to linker runs out of mem.
Add -fno-keep-inline-dllexport compiler option when building using MinGW in order to reduce the object size and the link time (and thus hopefully reduce the linker memory consumption as well).
Do not store Image resources used during cube/3D texture loading permanently to cache.
Use SDL_GetPrefPath also for the crashdump location.
For Travis CI - wrap package installation steps with 'travis_retry'.
Occasionally package installation could fail due to timed out or other unknown one-off network issue, using 'travis_retry' wrapper to retry the installation should fix this.
Speed up Debug configuration iOS build by skipping dSYM generation.
Other build configurations still use iOS default, i.e. dwarf-with-dsym.
Also allow skipping of dSYM generation for external project.
This should make incremental build using Debug configuration much faster during development.
Fix the wrong bash if syntax for checking the existence of perl tool.
Editor: Update resource browser for particle emitters