Add fullscreen support for MSIE, Edge and Safari

[lordelix]

Closes: #94

[davitol]

make dist fails

...
Running "postcss:dist" (postcss) task
>> 1 processed stylesheet created.
>> 1 sourcemap created.

Running "browserify:build" (browserify) task
>> Error: Cannot find module './geteventlisteners' from '/mnt/data/apps/files_mediaviewer/src/scripts'
Warning: Error running grunt-browserify. Use --force to continue.

Aborted due to warnings.
error Command failed with exit code 6.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.
Makefile:61: recipe for target 'build-js' failed
make: *** [build-js] Error 1

@felixheidecke Any clue what I'm doing wrong?

[lordelix]

Aha … it's case sensitive. @davitol … fixed it.