Updates to regression testing documentation.
Fix most regression tests

Failing:
* blockchain_get_pending_transactions_test
* wallet_multipart_transfer_test
Merge branch 'master' of github.com:BitShares/bitshares_toolkit
Add missing include path
Update .gitignore
More work on URL logins

Change all the keys to bts keys rather than plain fc keys. Also, add a
map cleaner which runs periodically and removes stale login records from
the login map. Finally, add url.hpp to gitignore.
Merge branch 'master' of github.com:BitShares/bitshares_toolkit
Merge branch 'master' of github.com:BitShares/bitshares_toolkit
Improve wallet_get_account error message
Output delegate pay balance as part of account balance (resolves #491)
Revert "execute_command_line -> debug_execute_command_line"

This reverts commit f039bbf4e2607d652a22d74a99d17d76c148839e.
Fix wallet_account_set_favorite crash (resolves #493)
Travis clang compilation passing
Re-enable multithreaded network operation
Move documentation to GitHub wiki (resolves #351)
Improve wallet_account_update_registration error messages
Allow updating active key with wallet_account_update_registration
Merge from upstream master