Merged pull request changes and added a few tests to verify.

Merged newline changes - moved the additional newlines to the SqlDump…

…ProcessingPipeline - it's a formatting concern.

Moved string replacing out into a bunch of string encoding extensions.

Now with pipelines and reusable bits.

0.4

Neater exception handling code.

Can cope with poorly formed subjects and authors

0.3

Tests for crappy feed data.

Multiple directories at once

0.2

better output

Initial attempt

Usage:
RssFeedToSql.exe "c:\some\directory\path"