Remove licensing paragraphs from descriptions

metadata/com.anysoftkeyboard.languagepack.hungarian.txt

@@ -14,8 +14,6 @@ description for usage tips.
 
 Dictionary is via [http://magyarispell.sourceforge.net].
 
-Licence: GNU GPL/GNU LGPL/Mozilla MPL.
-
 Install [[com.menny.android.anysoftkeyboard]] first, then select the desired
 layout from AnySoftKeyboard's Settings->Keyboards menu.
 .

metadata/com.pixiv.muzei.pixivsource.txt

@@ -16,9 +16,6 @@ Muzei art source extension for [http://www.pixiv.com Pixiv].
 This extension for Roman Nurik's [[net.nurik.roman.muzei]] Live Wallpaper* app
 uses some unofficial APIs from Pixiv to fetch random artworks.
 
-Written by [http://dahlia.kr/ Hong Minhee], and distributed under
-[http://www.gnu.org/licenses/gpl-3.0.html GPLv3] or any later version.
-
 This is not a standalone app. It requires [[net.nurik.roman.muzei]] app to be
 installed.
 .

metadata/com.samwhited.opensharelocationplugin.txt

@@ -10,10 +10,6 @@ Summary:Easy share your location in Conversations
 Description:
 This plugin for [[eu.siacs.conversations]] allows you to easily share your
 location in a chat.
-
-Written by Sam Whited, see the
-[https://bitbucket.org/SamWhited/opensharelocationplugin/src/HEAD/LICENSE
-LICENSE file] for further information.
 .
 
 Repo Type:git

metadata/de.guerda.matekarte.txt

@@ -15,10 +15,6 @@ Power, 1337MATE, and many more.
 Special thanks to [https://www.pascalj.de Pascal] for creating Matekarte.de and
 the excellent API on this.
 
-Warning: This app is not ready yet. Currently, I'm working on it and try to
-develop a stable version of it. Please be aware that there might be (and will
-be) bugs. I'm open for any bug reports created by you!
-
 Explanation for permissions:
 
 * ACCESS_COARSE_LOCATION: Locating you and your device for looking up dealers