ide; save workspace file (.ews) in json format.

Conflicts:
	ide/src/dialogs/NewProjectDialog.ec

Conflicts:
	ide/src/project/Workspace.ec
Revert "ide; save workspace file (.ews) in json format."

This reverts commit 6ff5d5ac0f6f39ee4f09de74a038fa14fd39672e.
ide; moved find in files gui from a dialog to a simple toolbar in OutputView. currently breaks the special chars thing (previous commit) for multiline or special char find and replace.

Conflicts:
	ide/Makefile
	ide/ide.epj
	ide/src/dialogs/NewProjectDialog.ec

Conflicts:
	ide/Makefile
	ide/ide.epj