inception-project#4068 - Ability to change interface language (i18n)

 - inception-kb-fact-linking files translation using properties files

inception/inception-kb-fact-linking/src/main/java/de/tudarmstadt/ukp/inception/kb/factlinking/feature/QualifierFeatureEditor.html

@@ -44,9 +44,9 @@
                   wicket:message="placeholder:newRole.null.placeholder"></input>
           </div>
           <div class="text-nowrap" style="display: table-cell; padding-left: 15px;">
-            <button wicket:id="add" type = "submit" class="btn btn-xs">Add</button>
-            <button wicket:id="del" type = "button" class="btn btn-xs">Del</button>
-            <button wicket:id="set" type = "submit" class="btn btn-xs">Set</button>
+            <button wicket:id="add" type = "submit" class="btn btn-xs"><wicket:message key="add"/></button>
+            <button wicket:id="del" type = "button" class="btn btn-xs"><wicket:message key="del"/></button>
+            <button wicket:id="set" type = "submit" class="btn btn-xs"><wicket:message key="set"/></button>
           </div>
         </div>
       </div>

inception/inception-kb-fact-linking/src/main/java/de/tudarmstadt/ukp/inception/kb/factlinking/wicket-package.properties

@@ -0,0 +1,18 @@
+# Licensed to the Technische Universität Darmstadt under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The Technische Universität Darmstadt
+# licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+add=Add
+del=Del
+set=Set

inception/inception-kb-fact-linking/src/main/java/de/tudarmstadt/ukp/inception/kb/factlinking/wicket-package_fr.properties

@@ -0,0 +1,18 @@
+# Licensed to the Technische Universität Darmstadt under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The Technische Universität Darmstadt
+# licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+add=Ajouter
+del=Supprimer
+set=Mettre à jour