Update issue templates

Author: JSAbrahams

.github/ISSUE_TEMPLATE/---architecture.md

@@ -0,0 +1,14 @@
+---
+name: "\U0001F4D0 Architecture"
+about: An issue with the internal architecture
+title: ''
+labels: 'discussion: structure'
+assignees: ''
+
+---
+
+# Relevant issues
+
+# Summary of current issue
+
+# Proposed change

.github/ISSUE_TEMPLATE/bug-report.md

@@ -2,7 +2,7 @@
 name: "\U0001F41E Bug report"
 about: Create a report to help us improve
 title: ''
-labels: bug
+labels: ''
 assignees: ''
 
 ---
@@ -17,4 +17,3 @@ _Steps to reproduce the behaviour, with steps and resulting error._
 
 
 ### Additional context
-

.github/ISSUE_TEMPLATE/custom.md

@@ -1,6 +1,6 @@
 ---
-name: 📋 Custom issue template
-about: An issue that is neither a feature request or bug report.
+name: "\U0001F4CB Custom issue template"
+about: An issue that is not a bug, feature, or architecture issue
 title: ''
 labels: ''
 assignees: ''
@@ -14,4 +14,3 @@ assignees: ''
 
 
 ### Additional Context
-

.github/ISSUE_TEMPLATE/feature-request.md

@@ -1,8 +1,8 @@
 ---
 name: "\U0001F4A1 Feature request"
-about: Suggest an idea
+about: "(High level) language features"
 title: ''
-labels: enhancement
+labels: ''
 assignees: ''
 
 ---
@@ -14,4 +14,3 @@ assignees: ''
 
 
 ### Description of potential implementation
-