Update OpenVPN to 0.6.4

metadata/de.blinkt.openvpn.txt

@@ -88,6 +88,20 @@ Build:0.6.1,82
     buildjni=no
     type=gradle
 
+Build:0.6.4,85
+    commit=v0.6.4
+    gradle=yes
+    prebuild=sed -i '/google-breakpad/d' jni/Android.mk && \
+        sed -i -e '/+=.*breakpad/d' -e 's/ [^ ]*breakpad[^ ]*//' openvpn/Android.mk && \
+        find openvpn/src -type f -print0 | xargs -0 sed -i '/breakpad/d' && \
+        rm -f openvpn/src/openvpn/breakpad.*
+    scandelete=assets
+    build=echo WITH_BREAKPAD=0 >> jni/Android.mk && \
+        sed -i 's/-j 8/-j 4/g' misc/build-native.sh && \
+        ./misc/build-native.sh
+    buildjni=no
+    type=gradle
+
 Auto Update Mode:None
 Update Check Mode:Tags
 Current Version:0.6.4