Add key storage details to readme
Merge pull request #44 from lazlolazlolazlo/documentation

Add key storage details to readme
Update README.md

readme correction
Updates openpgp.min.js and minor text change
Merge branch 'master' of https://github.com/qnrq/rc_openpgpjs
Merge pull request #1 from qnrq/master

Merge with upstream