Revert "Components.Add(...) should not Initialize Components"

This reverts commit c1544bce033f1d0432bb3ef360aef1707af15976.
GameComponents.Add() and Initializing GameComponents

Solve https://github.com/mono/MonoGame/issues/2105
Related to
https://github.com/mono/MonoGame/commit/c1544bce033f1d0432bb3ef360aef1707af15976

This is closer to XNA behavior.
-Initialization of Components is postponed until the call to
base.Initialize(...).
-Components added inside the virtual Initialize(...) but after the call
to base.Initialize(...) need to be self initialized.
-Components added later are auto-initialized.
remove unnecessary return
GameFrameworkViewSource supports the Activated event from the CoreApplicationView class, but that's an old class, which the most recent template doesn't use anymore (https://github.com/mono/MonoGame/wiki/Windows-8-Project-Types). The reason that this event is important is to enable game custom protocol activation.
Fixed build for Android so that there are 0 errors, 0 warnings.
0 errors, 0 warnings for OUYA.
0 errors, 38 warnings for iOS.
Incorporated comments from @danzel.
0 errors, 0 warnings for Linux.
Mac OS with 0 errors, 4 warnings.
Fixes for 0 errors, 0 warnings on Windows(DX) and WindowsGL.
0 errors, 9 warnings for PSM. All warnings are developer-generated using #warning directive.
Fixed GameTime.IsRunningSlowly
Now fixed timestep is not running slowly all the time
Merge remote-tracking branch 'upstream/develop' into tnc_Initialize_Components
Fixes WinRT OpenFile w/ OpenOrCreate and Read.
Merge remote-tracking branch 'upstream/develop' into tnc_Initialize_Components
Fix for frame buffer exception on exit (at least with OS X). Should be a low-risk change.
Fix vertical font padding in SharpFontImporter
Fixes an error on the iOS Keyboard

This error happens when the orientation is on landscape. The
uitextfield just goes off screen and you can’t see what you type.
It happens to be just a wrong logic inside KeyboardInputViewController.
Delete the shader program on link failure.