docs: [adr] add pluginable

docs/adr/0010-pluginable.md

+# 10. pluginable
+
+Date: 2020-01-02
+
+## Status
+
+2020-01-02 proposed
+
+## Context
+
+Context here...
+
+## Decision
+
+Decision here...
+
+## Consequences
+
+Consequences here...

docs/adr/README.md

@@ -8,4 +8,5 @@
 * [6. support-adapter-to-cli-framework](0006-support-adapter-to-cli-framework.md)
 * [7. practise-go-patterns-in-coca](0007-practise-go-patterns-in-coca.md)
 * [8. testable-evaluate](0008-testable-evaluate.md)
-* [9. git-tell-file-history](0009-git-tell-file-history.md)
\ No newline at end of file
+* [9. git-tell-file-history](0009-git-tell-file-history.md)
+* [10. pluginable](0010-pluginable.md)
\ No newline at end of file