[Pldoc-chat] pldoc 0.7 released

[Albert T. <alt...@ho...>]

	CHANGES IN RELEASE 0.7:

* Implemented: Package comments more conveniently (#644050)
* Implemented: make documentation part of the distribution (#692488)
* Implemented: Beginner Drag-and-drop (#696678)
* Implemented: Support SQL*Plus substitution variables (#723291)
* Fixed: -doctitle option and sentence argument (#663581)
* Fixed: Parser fails if: "end; -- end package" (#700040)