Small template write cleanup

Update template to encode URI's with json.Marshal

Cleanup go.mod

Reduce permissions for ci and snap build testing

Refactor search to reduce complexity

Fix build badge to use GH actions

Goodbye travis

Use make compile

Add new github actions for build and release

Bunch of maintenance fixes and version bumps

Prep for 0.7.4 release

Use fully qualified urls for OpenSearchDescription locations

Fix opensearchXML method to return UTF-8 encoding

Adjust returned content type of opensearch.xml

Update OpenSearchDescription xmlns values