Update to 18.7 (#85)

* Update appdate to 18.6

This was missed when app itself was updated.

* Update kodi to 18.7

* Update appdata to 18.7

* Clean more cmake files

tv.kodi.Kodi.appdata.xml

@@ -38,6 +38,8 @@
         <screenshot type="default">https://kodi.tv/sites/default/files/styles/hero_16_9/public/feature/field_image/skin.bello__0.jpg</screenshot>
     </screenshots>
     <releases>
+        <release date="2020-05-21" version="18.7-Leia"/>
+        <release date="2020-02-29" version="18.6-Leia"/>
         <release date="2019-11-18" version="18.5-Leia"/>
         <release date="2019-08-31" version="18.4-Leia"/>
         <release date="2019-06-27" version="18.3-Leia"/>

tv.kodi.Kodi.yml

@@ -70,8 +70,8 @@ modules:
       - /share/doc
     sources: &kodi-sources
       - type: archive
-        url: https://github.com/xbmc/xbmc/archive/18.6-Leia.tar.gz
-        sha256: 47e6d7d4e01dbda92ff83a3e141ac43003e918133e78b3a4b79faff65184711c
+        url: https://github.com/xbmc/xbmc/archive/18.7-Leia.tar.gz
+        sha256: f6bb2ad9d8ca27d1b6bf68690d699f5e2bf3d0c7e5700d8e564b7583054c434e
       - type: patch
         path: kodi-sh-in.patch
       - type: file
@@ -208,10 +208,12 @@ cleanup:
   - "*.a"
   - "*.pyc"
   - "*.pyo"
+  - "*.cmake"
   - /.ref
   - /etc
   - /include
   - /lib/cmake
+  - /lib64/cmake
   - /lib/pkgconfig
   - /lib64/pkgconfig
   - /man