Replace "DOIfy" with more meaningful labels

- "How to publish" when linking to help pages
- "Request DOI" when the request is ready.

templates/repo/header_gin.tmpl

@@ -7,14 +7,14 @@
 						{{if $.IsRepositoryAdmin}}
 							{{if $.IsDOIReady}} {{/* Ready to (re)register: Show button */}}
 							<div class="ui labeled button" tabindex="0">
-								<a class="ui basic button" href="/{{.Owner.Name}}/{{.Name}}/doi"><i class="octicon octicon-squirrel"></i>DOIfy</a>
+								<a class="ui basic button" href="/{{.Owner.Name}}/{{.Name}}/doi"><i class="octicon octicon-squirrel"></i> Request DOI</a>
 							</div>
 							{{else if not $.DOI}} {{/*Link to registration instructions*/}}
 								<div class="ui labeled button	" tabindex="0">
-									<a class="ui basic button" data-tooltip="Your repository does not fulfill all requirements for a doi yet. Click to get instructions." data-position="bottom center" href="/G-Node/Info/wiki/DOI">
-										<i class="octicon octicon-squirrel"></i> DOIfy
+									<a class="ui basic button" data-tooltip="Your repository does not fulfill all requirements for a DOI yet. Click to get instructions." data-position="bottom center" href="/G-Node/Info/wiki/DOI">
+										<i class="octicon octicon-squirrel"></i> How to publish
 									</a>
-									<a class="ui basic label" href="{{$.RepoLink}}/_add/{{EscapePound $.BranchName}}/datacite.yml" data-tooltip="Add Doifile" data-position="bottom center">
+									<a class="ui basic label" href="{{$.RepoLink}}/_add/{{EscapePound $.BranchName}}/datacite.yml" data-tooltip="Add datacite file" data-position="bottom center">
 										<i class="octicon octicon-file"></i>
 									</a>
 								</div>