platform: rewrote vppctl script to include history

Added more ability to search history to vppctl shell
*Up and down keys give history
*Script now written in Python 2.7.6
*Contains all original functionality
*Added Python dependency for deb/rpms

Change-Id: I5088f7b018fce92b9b5411df0bffc34709810dec
Signed-off-by: Padraig Connolly <padraig.connolly@intel.com>
diff --git a/build-root/rpm/vpp.spec b/build-root/rpm/vpp.spec
index f55ca66..d365060 100644
--- a/build-root/rpm/vpp.spec
+++ b/build-root/rpm/vpp.spec
@@ -22,7 +22,7 @@
 License: MIT
 Version: %{_version}
 Release: %{_release}
-Requires: vpp-lib = %{_version}-%{_release}, net-tools, pciutils
+Requires: vpp-lib = %{_version}-%{_release}, net-tools, pciutils, python
 
 %description
 This package provides VPP executables: vpp, vpp_api_test, vpp_json_test