Make README more professional

Yeah, this gets rid of a little of the character, but it these kinds of quips a little immature and might turn off recruiters.

README.md

@@ -23,8 +23,6 @@
 
 Auxio is a local music player with a fast, reliable UI/UX without the many useless features present in other music players. Built off of modern media playback libraries, Auxio has superior library support and listening quality compared to other apps that use outdated android functionality. In short, **It plays music.**
 
-I primarily built Auxio for myself, but you can use it too, I guess.
-
 **The default branch is the development version of the repository. For a stable version, see the master branch.**
 
 ## Screenshots
@@ -60,7 +58,7 @@ precise/original dates, sort tags, and more
 - Headset autoplay
 - Stylish widgets that automatically adapt to their size
 - Completely private and offline
-- No rounded album covers (Unless you want them. Then you can.)
+- No rounded album covers
 
 ## Permissions