Test Cases (#70)

* Create general.md

* Rename general.md to TCgeneral.md

* Create TCaccountmanager.md

* Create TCtabsAndSplits.md

* Create TCchatting.md

* Create TCemotes.md

* Create TCchannelNavigation.md

* Create TCusernameTabbing.md

* Create TChighlighting.md

* Create TCappearanceSettings.md

* Create TCchatWindowNavigation.md

* Create TCchatterinoFeatures.md

docs/tests/TCchatterinoFeatures.md

@@ -0,0 +1,12 @@
+* open the /mentions tab (& get mentioned)
+* open /whispers (& recveive a whisper)
+* read the changelog
+* add a custom command and use it
+* ignore an emote
+* change the emote scale
+* ignore an user
+* ignore a new message keyword
+* activate inline whispers 
+  * send a whisper (/w)
+  * receive an inline answer
+  * reply to a whisper (/r)