"pass-phrase" is one word

Made it consistent with the rest of the file.
Merge pull request #229 from xeroc/master

 - Added whitepaper.php for the pdf downloads
Fixes #217 and Footer Cleanup
Merge pull request #220 from waynn/patch-12

"pass-phrase" is one word
Updated README.md
Updated README.md

Added better run instructions.
Removed Chinese Pages and Extra Images
Moved Mining Images
Added Funding Links
Smaller Video and Breaklines
Added URL rewriting for prettier URLs
Merge pull request #232 from danbartram/rewritten_urls

Added URL rewriting for prettier URLs
Revert "Added URL rewriting for prettier URLs"

This reverts commit a8cf0bc47da41a86d5ee09163692140a47807904.
Revert "Revert "Added URL rewriting for prettier URLs""

This reverts commit d797f621aa7f42bfb5ec685076bdfd53f9c95080.
Revert "Revert "Revert "Added URL rewriting for prettier URLs"""

This reverts commit 69a79f76fa5134d183883ab01e62acf7f1088585.
Footer:
- added exchange 'more' with link
- removed (Beta) from paper wallet
- renamed wallet generator to paper wallet!

index.php:
- changed link to funding addresses ... please give some hint on the
  validity of those addresses
- Installing and setting up "the" Wallet
- More resources
- social networks