Cleanup readme status icons.
Add tip4commit embed to readme.
Updated README.md

added project Decentral Bank.
README: Updates contributing instructions
README: Add P2SH Multisig example
ECSignature: avoid multiple push/unshift operations
HDNode: enforces sane seed lengths
HDNode: fix error spelling
Transaction: add assertion that scriptPubKey exists
Merge pull request #242 from dcousens/hdstrict

HDNode: enforces sane seed lengths and Transaction input
HDNode: missing space in assertion message
upgrade browserify

per security advisory: https://nodesecurity.io/advisories/syntax-error-potential-script-injection
drop unnecessary binary paths
package: consistent path finding
package: fix coveralls scripts
updated url to http.
Transaction: adds assert for invalid value type
1.0.1
Merge pull request #239 from uwecerron/master

Updated README.md
package: use crypto-browserify 3.0.0