Added #ifdefs for Borland compatibility.
Updated Borland compatibility for the TortoiseAct module.
Added sections for Diff and Icon Sets.
Added .chm file to "docs" per admin request.
Added progress dialog letter codes from Perry (patch #774164).
Added progress dialog letter codes from Perry (patch #774164).
Added instructions for reverting to older file versions (RFE #821006).
Added explanatory text to the 'commit' documentation: you can't use Tortoise to change protocols/servers after your checkout is done (bug 828490).