Revert "Account for scroll position when translating mouse clicks to positions"

This reverts commit da864b6eecb6f3164667c4c964373278c0ae0758.
Revert "Render line number decorations based on presenter state"

This reverts commit 71b7fb3b5d83ab758a0a6042ef4ef1cf9fa0ccb0.
Revert "Handle 'onlyNonEmpty' option for line decorations"

This reverts commit 716219b9a38451bc26e29af6a3fd0579982dc7eb.

Conflicts:
	spec/display-state-manager-spec.coffee
	src/display-state-manager.coffee