Add API filter for usage of FileRepository in test classes

FileRepository is in the package org.eclipse.jgit.internal, and is
thus non-API. This causes warnings in Eclipse when FileRepository is
used.

Add a filter to prevent the warnings.

Change-Id: I9a8ae106c085bb0e826031fa183b4c4bdabcc5fc
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

org.eclipse.jgit.junit/.settings/.api_filters

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<component id="org.eclipse.jgit.junit" version="2">
+    <resource path="src/org/eclipse/jgit/junit/LocalDiskRepositoryTestCase.java" type="org.eclipse.jgit.junit.LocalDiskRepositoryTestCase">
+        <filter comment="OK to use internal implementation in tests" id="643842064">
+            <message_arguments>
+                <message_argument value="FileRepository"/>
+                <message_argument value="LocalDiskRepositoryTestCase"/>
+                <message_argument value="createBareRepository()"/>
+            </message_arguments>
+        </filter>
+        <filter comment="OK to use internal implementation in tests" id="643842064">
+            <message_arguments>
+                <message_argument value="FileRepository"/>
+                <message_argument value="LocalDiskRepositoryTestCase"/>
+                <message_argument value="createRepository(boolean, boolean)"/>
+            </message_arguments>
+        </filter>
+        <filter comment="OK to use internal implementation in tests" id="643842064">
+            <message_arguments>
+                <message_argument value="FileRepository"/>
+                <message_argument value="LocalDiskRepositoryTestCase"/>
+                <message_argument value="createWorkRepository()"/>
+            </message_arguments>
+        </filter>
+    </resource>
+    <resource path="src/org/eclipse/jgit/junit/RepositoryTestCase.java" type="org.eclipse.jgit.junit.RepositoryTestCase">
+        <filter comment="OK to use internal implementation in tests" id="627060751">
+            <message_arguments>
+                <message_argument value="FileRepository"/>
+                <message_argument value="RepositoryTestCase"/>
+                <message_argument value="db"/>
+            </message_arguments>
+        </filter>
+    </resource>
+</component>