Use metafacture-core-7.0.0-rc1 with memory leak fix (RPB-266)

Get tag in GitHub action, add local file to avoid release build
(which requires signing), use resulting SNAPSHOT in build.sbt

Author: fsteeg

.github/workflows/build.yml

@@ -11,10 +11,11 @@ jobs:
       uses: actions/setup-java@v1
       with:
         java-version: 11
-    - name: Install metafacture-fix 1.2.0
+    - name: Install metafacture-core 7.0.0-rc1
       run: |
-        git clone https://github.com/metafacture/metafacture-fix.git -b 1.2.0
-        cd metafacture-fix
+        git clone https://github.com/metafacture/metafacture-core.git -b metafacture-core-7.0.0-rc1
+        cd metafacture-core
+        touch .temp # don't build release, which requires signing
         ./gradlew publishToMavenLocal
         cd ..
     - name: Run tests

build.sbt

@@ -10,17 +10,17 @@ libraryDependencies ++= Seq(
   cache,
   javaWs,
   "com.typesafe.play" % "play-test_2.11" % "2.4.11",
-  "org.metafacture" % "metafacture-elasticsearch" % "6.2.0",
-  "org.metafacture" % "metafacture-io" % "6.2.0",
-  "org.metafacture" % "metafacture-strings" % "6.2.0",
-  "org.metafacture" % "metafacture-json" % "6.2.0",
-  "org.metafacture" % "metafacture-flux" % "6.2.0",
-  "org.metafacture" % "metafacture-triples" % "6.2.0",
-  "org.metafacture" % "metafacture-formatting" % "6.2.0",
-  "org.metafacture" % "metafacture-monitoring" % "6.2.0",
-  "org.metafacture" % "metafacture-csv" % "6.2.0",
-  "org.metafacture" % "metafacture-linkeddata" % "6.2.0",
-  "org.metafacture" % "metafix" % "1.2.0",
+  "org.metafacture" % "metafacture-elasticsearch" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-io" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-strings" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-json" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-flux" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-triples" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-formatting" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-monitoring" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-csv" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafacture-linkeddata" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
+  "org.metafacture" % "metafix" % "commit-b9eebb41b26bac5b1083b90112c0eefdc17ad25e-SNAPSHOT",
   "org.elasticsearch" % "elasticsearch" % "5.6.16" withSources(),
   "org.elasticsearch.plugin" % "transport-netty4-client" % "5.6.16" withSources(),
   "com.sun.xml.bind" % "jaxb-impl" % "2.3.3" withSources(),