Correct syntax in readme
Added tag 3.7 for changeset 549954d7a0d7
Bumped to 3.8 in preparation for next release.
skip KWallet tests when DISPLAY is not set

QApplication() checks for DISPLAY in the environment and fails on stderr with
"cannot connect to X server" if it is not found.

Reported in issue #147
make kwallet not viable when DISPLAY not in environment

KWallet does not work without it
Update README to reflect current API. Remove demo folder, which had grown stale.
More edits
More accurate spelling
Remove declaration in MANIFEST.in
Deprecated loading config from the current directory. Ref #22.
In WindowsRegistryKeyring, delete empty service entries. Fixes #109

--HG--
extra : amend_source : 97b39723be81a437fda83662f0fcb1249359c091