diff --git a/MyTracks/.settings/org.eclipse.jdt.core.prefs b/MyTracks/.settings/org.eclipse.jdt.core.prefs
index aca2544a7..f7f54abd1 100644
--- a/MyTracks/.settings/org.eclipse.jdt.core.prefs
+++ b/MyTracks/.settings/org.eclipse.jdt.core.prefs
@@ -1,4 +1,6 @@
 eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
 org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
 org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
 org.eclipse.jdt.core.compiler.problem.comparingIdentical=warning
@@ -64,6 +66,7 @@ org.eclipse.jdt.core.compiler.problem.unusedParameterWhenOverridingConcrete=disa
 org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
+org.eclipse.jdt.core.compiler.source=1.6
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field=1585
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field.count_dependent=1585|-1|1585
diff --git a/MyTracksLib/.settings/org.eclipse.jdt.core.prefs b/MyTracksLib/.settings/org.eclipse.jdt.core.prefs
index aca2544a7..f7f54abd1 100644
--- a/MyTracksLib/.settings/org.eclipse.jdt.core.prefs
+++ b/MyTracksLib/.settings/org.eclipse.jdt.core.prefs
@@ -1,4 +1,6 @@
 eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
 org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
 org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
 org.eclipse.jdt.core.compiler.problem.comparingIdentical=warning
@@ -64,6 +66,7 @@ org.eclipse.jdt.core.compiler.problem.unusedParameterWhenOverridingConcrete=disa
 org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
+org.eclipse.jdt.core.compiler.source=1.6
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field=1585
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field.count_dependent=1585|-1|1585
diff --git a/MyTracksTest/.settings/org.eclipse.jdt.core.prefs b/MyTracksTest/.settings/org.eclipse.jdt.core.prefs
index 4d786e9a3..e874436e2 100644
--- a/MyTracksTest/.settings/org.eclipse.jdt.core.prefs
+++ b/MyTracksTest/.settings/org.eclipse.jdt.core.prefs
@@ -4,6 +4,8 @@ org.eclipse.jdt.core.compiler.annotation.nonnull=org.eclipse.jdt.annotation.NonN
 org.eclipse.jdt.core.compiler.annotation.nonnullbydefault=org.eclipse.jdt.annotation.NonNullByDefault
 org.eclipse.jdt.core.compiler.annotation.nullable=org.eclipse.jdt.annotation.Nullable
 org.eclipse.jdt.core.compiler.annotation.nullanalysis=disabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
 org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
 org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
 org.eclipse.jdt.core.compiler.problem.comparingIdentical=warning
@@ -84,6 +86,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=enabled
+org.eclipse.jdt.core.compiler.source=1.6
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field=1585
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field.count_dependent=1585|-1|1585
diff --git a/MyTracksTest_E2E/.settings/org.eclipse.jdt.core.prefs b/MyTracksTest_E2E/.settings/org.eclipse.jdt.core.prefs
index 85ecb6db7..98452dca0 100644
--- a/MyTracksTest_E2E/.settings/org.eclipse.jdt.core.prefs
+++ b/MyTracksTest_E2E/.settings/org.eclipse.jdt.core.prefs
@@ -1,4 +1,6 @@
 eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
 org.eclipse.jdt.core.compiler.problem.annotationSuperInterface=warning
 org.eclipse.jdt.core.compiler.problem.autoboxing=ignore
 org.eclipse.jdt.core.compiler.problem.comparingIdentical=warning
@@ -65,6 +67,7 @@ org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.processAnnotations=enabled
+org.eclipse.jdt.core.compiler.source=1.6
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field=1585
 org.eclipse.jdt.core.formatter.alignment_for_annotations_on_field.count_dependent=1585|-1|1585
diff --git a/google-play-services_lib/.settings/org.eclipse.jdt.core.prefs b/google-play-services_lib/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 000000000..b080d2ddc
--- /dev/null
+++ b/google-play-services_lib/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,4 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
+org.eclipse.jdt.core.compiler.source=1.6