update rexi.app to 1.2 to match dbcore 1.1.x numbering

diff --git a/ebin/rexi.app b/ebin/rexi.app
index 6e80386..620c886 100644
--- a/ebin/rexi.app
+++ b/ebin/rexi.app
@@ -1,8 +1,8 @@
 {application, rexi, [
-    {description, "lightweight RPC server"},
-    {vsn, "1.1"},
+    {description, "Lightweight RPC server"},
+    {vsn, "1.2"},
     {modules, [rexi, rexi_app, rexi_sup, rexi_monitor, rexi_server]},
     {registered, [rexi_sup, rexi_server]},
     {applications, [kernel, stdlib]},
     {mod, {rexi_app,[]}}
-]}.
\ No newline at end of file
+]}.