Indent hash.hpp license block
Sort the Visual Studio filters
Move payment_address into wallet/
Move base58 into wallet/
Move threadpool into utility/
Move math and crpto files into math/
Eliminate types.hpp
Move format into utility/
Merge pull request #136 from libbitcoin/reorganize

Reorganize
Display option defaults.
Add failing testcases for btc_to_satoshi
Consolidate the amount parsing/formatting code
Change encode_hex to take a data_slice
Clean up some minor things

* Simplify operator <<
* Do not pass data_slice by reference
Change generated install to support variable options.
Correct generated comment on output variables.
Fix typo.
Merge pull request #139 from evoskuil/version2

Change generated install to support variable options.
Merge pull request #138 from libbitcoin/cleanup

Cleanups
Remove redundant echo of build directory.