[Travis-CI] Removes openmw ppa since we’re using glfw3 rather than sdl2.
Merge pull request #5297 from dumganhar/develop

[Travis-CI] Removes openmw ppa since we’re using glfw3 rather than sdl2.
Merge pull request #5296 from samuele3hu/developDynamic

issue #3907:The project that lua or js template generated crash on the iOS platform