Log Message:
khard: update to 0.14.0.

v0.14.0: 2019-06-21
- Display ABLABELs for URLs and Private Objects
- Allow vcard selections to be aborted explicitly
- Unify edit and source subcommands
- Merge export and show subcommands
- Turn template export into a seperate command
- Require python >= 3.5
- Add html documentation (generated with sphinx)
- Add man page (generated with sphinx)