Update issue templates

Author: Renmusxd

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Smallest circuit to reproduce
+2. Initial state
+3. [Optional] _Circuit diagram from make_svg_
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**System:**
+ - OS: [e.g. iOS]
+ - Installation options: [Local / Cython / OpenMP]
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+
+---
+
+_Special consideration is taken for features which would make implementing circuits described in papers easier, please mention the paper in question and the bottleneck you encountered if this applies. Otherwise follow the generic template below:_
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.