Revert to simple buildsystem until https://github.com/flatpak/flatpak-

builder/issues/271 is fixed.

flatpak/org.eu.encom.spectral.yaml

@@ -1,6 +1,6 @@
 id: org.eu.encom.spectral
 runtime: org.kde.Platform
-runtime-version: 5.12
+runtime-version: "5.12"
 sdk: org.kde.Sdk
 command: spectral
 finish-args:
@@ -12,8 +12,23 @@ finish-args:
 - --filesystem=xdg-download
 - --talk-name=org.freedesktop.Notifications
 modules:
+- name: olm
+  buildsystem: cmake-ninja
+  sources:
+  - type: git
+    url: https://gitlab.matrix.org/matrix-org/olm.git
+    tag: 3.1.3
+    commit: ebd3ba6cc17862aefc9cb3299d60aeae953cc143
+    disable-shallow-clone: true
+  config-opts:
+  - -DCMAKE_BUILD_TYPE=Release
 - name: spectral
-  buildsystem: qmake
+  buildsystem: simple
   sources:
   - type: dir
     path: ../
+  build-commands:
+  - qmake QMAKE_CFLAGS="$CFLAGS" QMAKE_CXXFLAGS="$CXXFLAGS" QMAKE_LFLAGS="$LDFLAGS" PREFIX=/app .
+  - make -j4
+  - make install
+