breaking: Move the config directory to '.twilio-cli' (#37)

UPGRADE.md

@@ -0,0 +1,31 @@
+# Upgrade Guide
+
+[2019-06-12] 1.1.x to 1.2.x
+---------------------------
+
+Config moved from `~/.twilio` (Unix) and `%USERPROFILE%\.twilio` (Windows) to `~/.twilio-cli` and `%USERPROFILE%\.twilio-cli`, respectively.
+
+To copy over your existing configuration, run the following commands:
+
+* Unix
+```
+rm -rf ~/.twilio-cli
+mv ~/.twilio/ ~/.twilio-cli/
+```
+
+* Windows
+```
+rmdir /S %USERPROFILE%\.twilio-cli
+move %USERPROFILE%\.twilio %USERPROFILE%\.twilio-cli
+```
+
+[2019-04-29] 0.1.1 to 0.1.2
+----------------------------
+
+Config moved from `~/.config/@twilio/cli` (Unix) and `%LOCALAPPDATA%\@twilio\cli` (Windows) to `~/.twilio` and `%USERPROFILE%\.twilio`, respectively.
+
+To copy over your existing configuration, run the following commands (Unix):
+```
+mkdir ~/.twilio
+cp ~/.config/@twilio/cli/config.json ~/.twilio/config.json
+```