Update metadata

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = fsub
-version = 0.0.2
+version = 0.0.3
 author = Augusto Lenz Gunsch
 author_email = augustogunsch@tutanota.com
 description = CLI SubRip editor
@@ -13,6 +13,11 @@ classifiers =
     Programming Language :: Python :: 3
     License :: OSI Approved :: GNU General Public License v3 (GPLv3)
     Operating System :: OS Independent
+    Development Status :: 6 - Mature
+    Topic :: Terminals
+    Topic :: Text Processing :: General
+    Topic :: Text Processing :: Filters
+    Topic :: Utilities
 
 [options]
 package_dir =