Update README.md
Fixing Exception with empty manufacturer
Merge pull request #1 from Miselu/manufacturer-exception-fix

Fixing Exception with empty manufacturer
Added the event dispatcher for MIDI port connect/disconnect events.
Added sysexEnabled property into MIDIAccess interface.
Merge branch 'develop'
Fixes a memory leak problem.
Improve error handling.
Removed Core MIDI API dependency in WebViewDelegate.m
Replaced UIWebView with WKWebView
Set Deployment target to 8.0
Removed an unnecessary workaround for UIWebView