Capitalize Addin titles.

Author: lorenzwalthert

inst/rstudio/addins.dcf

@@ -1,14 +1,14 @@
-Name: style package
+Name: Style package
 Description: Pretty-print package source code
 Binding: style_pkg
 Interactive: true
 
-Name: style active file
+Name: Style active file
 Description: Pretty-print active file
 Binding: style_active_file
 Interactive: true
 
-Name: style active region
+Name: Style active region
 Description: Pretty-print active region
 Binding: style_active_region
 Interactive: true