[Doc] update issue-template add pull-template (#359)

fix

add sugestions

fix Nr

fix what atom did wrong (automatism)

Add PR template

make link from contributing to the code-standards

Update issue_template

Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://gitea.com/gitnex/GitNex/pulls/359
Reviewed-by: M M Arif <mmarif@swatian.com>

.gitea/issue_template.md

@@ -0,0 +1,22 @@
+#### Description - describe the bug / feature / suggestion in brief : 
+
+
+#### Expected behaviour - describe what should be the expected result : 
+
+
+#### GitNex version : 
+
+
+#### Gitea setup : 
+ * Version : 
+ * If ssl used witch kind of cert is used : 
+ * (if login issue) witch auth method : 
+
+
+#### Android version : 
+
+
+#### Screenshots - if any : 
+
+
+#### Logs - if any :