Created README files for CHO, FUNC, and SCPF tests

Change-Id: I03dac9d76ea0a7eb3007a289325eb9bd954c759d
diff --git a/TestON/tests/FUNCintent/README b/TestON/tests/FUNCintent/README
index ce4e99f..e97d0d3 100644
--- a/TestON/tests/FUNCintent/README
+++ b/TestON/tests/FUNCintent/README
@@ -29,6 +29,10 @@
         including VLAN hosts. Therefore you need to install VLAN module to build
         the topology correctly.
 
+NOTE:
+    This test is being updated to use Scapy for host discovery and verification of flows.
+    So, Scapy will be required to run the test in the future.
+
 VLAN configuration:
         Execute command:
             $ sudo apt-get install vlan
@@ -37,3 +41,6 @@
         NOTE:To make this configuration permanent
             $ sudo su -c 'echo "8021q" >> /etc/modules'
 
+Scapy install:
+    sudo apt-get install Scapy
+