Check for null host in shouldInterceptRequest to prevent FCs
base64 encoded image resources were causing .getHost() to return null and then a NullPointerException when .endswith was called on line 150
Merge pull request #724 from nexushoratio/proofreading

Small bunch of proofreading edits.
Merge pull request #725 from Fragger/fix-mobile-fc-null-host

Check for null host in shouldInterceptRequest to prevent FCs
s/Highligher/Highlighter/