v1.1.6

• A massive performance improvement has been introduced in Solium's dependency parser with this release. For comparison, it now takes 2 seconds to lint Augur's core contracts vs ~9 seconds prior to v1.1.6.
• The emit rule has been introduced that enforces triggering events using the emit keyword
• A major bug was fixed in the mixedcase rule, thanks to @ElOpio
• Solium CLI option descriptions and some rules' messages were improved.