added pre-loader template to directives. Added styling for loader animation.

Change-Id: I38f523363c2328d9b7856d98f0c3f5c5318d714d
Signed-off-by: Michael Davis <michael.s.davis@ibm.com>
diff --git a/app/common/directives/loader.html b/app/common/directives/loader.html
new file mode 100644
index 0000000..65f818b
--- /dev/null
+++ b/app/common/directives/loader.html
@@ -0,0 +1,3 @@
+<div class="loader__wrapper"><svg class="loader" viewBox="25 25 50 50">
+	<circle class="loader__path" cx="50" cy="50" r="20"/></circle>
+</svg></div>
\ No newline at end of file