Stats variable width for panels
Stats tweaks: fonts adjustments
Stats: fix for stats panels positioning when mirror is enabled
Merge branch 'master' of git://github.com/worklist/hifi into 19498

Conflicts:
	interface/src/Application.cpp
Merge branch 'master' of git://github.com/worklist/hifi into 19498
Merge branch 'master' of git://github.com/worklist/hifi into 19498

Conflicts:
	interface/src/Application.cpp
Merge branch 'master' of git://github.com/worklist/hifi into 19498
Merge branch 'master' of git://github.com/worklist/hifi into 19498

Conflicts:
	interface/src/Application.cpp
Merge pull request #2485 from kordero/19498

Code Review for Job #19498
Merge pull request #2600 from Atlante45/master

Changed FstReader categories to place models in the right dirs
Added call back to model upload.
Changed FstReader name to ModelUploader
Changed FstReader name to ModelUploader
Merge branch 'error_or_success_model_upload_msg' of https://github.com/Atlante45/hifi into error_or_success_model_upload_msg
Merge pull request #2601 from Atlante45/error_or_success_model_upload_msg

Error or success model upload msg