bump to 0.6.3

bump to 0.6.2

Merge pull request #143 from rienovie/runCommandWithColon

Run command with Colon

Merge pull request #140 from nwg-piotr/diamond

Migrate to diamondburned gtk3 bindings

update README.md

Merge pull request #131 from nwg-piotr/calc

add a simple calculator in the search box

Merge pull request #130 from nwg-piotr/backports

Merge pull request #129 from nwg-piotr/main

Merge pull request #125 from nwg-piotr/icon-theme

update README.md

change logging level

unhardcode desktop-directories path