BUG: 88271 BUG: 152707
BUG: 88271
BUG: 152707

Use the right regular expresion to check for mail headers.
Also, use a mini ad-hoc state machine to not treat all that looks like headers as headers.
When a blank line is found, it is supposed to start a body part, until a header with Content- is found.

svn path=/trunk/KDE/kdepim/; revision=960620

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi