Update bitcoin-for-press.html

Added jurisdoctor credentials to Trace Mayer.

Removed unnecessary 'also'.

Corrected grammar with Fred Wilson quote.
Merge pull request #142 from sunnankar/master

Typo corrections.
Change "blockchain" to "block chain" and fix one svg
Remove www. prefix from sitemap
Improve titles in "how it works"
Update about.html

Removed sentence about other potential cryptocurrencies because it is unnecessarily confusing and irrelevant to this page About Bitcoin.
Merge pull request #144 from sunnankar/patch-2

Update about.html
Use "Developer" for all developers interviewees
This removes the implicit impression that there is a hierarchy between Jeff and Mike
Merge remote-tracking branch 'upstream/master'
Blockchain -> block chain