Add issue templates for easier project handling

.github/ISSUE_TEMPLATE/development-issue-template.md

@@ -0,0 +1,40 @@
+---
+name: Development Issue Template
+about: This is a developing issue template to be used by the developers
+title: Dev
+labels: ''
+assignees: ''
+
+---
+
+Provide a general summary of the issue in the Title above
+
+**Summary**
+A brief summary of the task or feature. 
+
+**Description**
+A more detailed description of the task or feature.
+
+**Acceptance Criteria**
+Which criteria has to be reached to be accepted
+- [ ] Criterion 1
+- [ ] Criterion 2
+- [ ] ...
+
+**Tasks**
+Which tasks are included to add this feature
+- [ ] Task 1
+- [ ] Task 2
+- [ ] ...
+
+**Dependencies**
+Which dependencies are introduced to the project
+- [ ] Dependency 1
+- [ ] Dependency 2
+- [ ] ...
+
+**Estimates**
+Estimated effort for completion: [Effort in hours/days/weeks]
+
+**Additional Information**
+Any additional information relevant to the development.