Implement RPC call to get a block's signing delegate's name (resolves #319)
update delegate names
switching to 30 second interval
Fix all compiler warnings (resolves #320)
change delegate count to 101
fix crash in clear pending transactions
Restore wallet import/export to JSON (resolves #66)
Merge branch 'master' of github.com:BitShares/bitshares_toolkit

Conflicts:
	libraries/cli/cli.cpp
update gitignore
Merge pull request #348 from vikramrajkumar/master

Issue fixes
add is_my_account field
Issue #318: Fix formatting problem

Printing a float with a specific precision and a % at the end in a setw
context is painful.
Merge branch 'master' of github.com:BitShares/bitshares_toolkit
Fix wallet setting loading (#312)
account api change: contact/recive -> list_my_accounts / list_accounts
updated fc to add user log
creating user_appender that will send messages from the user log to the CLI status message and make them available to RPC
Convert node_id from a random number to public_key
New port behavior: default to port 8764 but gracefully choose another random port if it's busy.  If the user specifies --p2p-port, don't fall back to another port if busy, just retry.  Now we do UPNP slightly later in the process so we can map a randomly-assigned port if necessary.

Conflicts:
	libraries/net/node.cpp
Implementing rpc call batch, to loop apis in one rpc call, fixed #349. And fix one typo of blockchain_ ruby generator, and json commas