Issue #136 - Added more verbose errors for situations where Private Browsing prevents DB access
Fixed issues as per pull request conversation
Changed WebSQL error to be more in line with IndexedDB error.
Merge pull request #162 from pbouianov/mkdirp

Fixed issues as per pull request conversation
Merge pull request #167 from kwkofler/issue#136

Issue #136 - Added more verbose errors for situations where Private Brow...