Rename 'Installation Mode' page files.
Remove references to obsolete pages.
Sketch for 'Choose Targets' screen.

This commit references #2099.
Sketch for 'Remote Targets Options (1/2)' screen.

This commit references #2099.
Sketch for 'Remote Targets Options (2/2)' screen.

This commit references #2099.
Sketch for 'Execution Mode' screen.

This commit references #2099.
Sketch for 'HTTP Server Options' screen.

This commit references #2099.
Sketch for 'Windows Task Options' screen.

This commit references #2099.
Sketch for 'Miscelaneous Options' screen.

This commit references #2099.
Sketch for 'Advanced Options' screen.

This commit references #2099.
Sketch for 'Debug Options' screen.

This commit closes #2099.