Consolidated ccsdk references

ccsdk will provide documentation for multiple
repos in ccsdk/distribution.
Split content in settingup/index into two sections
Eliminated Tutorial section now provided by setting up ONAP

Change-Id: I2412dcaa03b0c6a34b90e69c950b62f56989fdb8
Issue-ID: DOC-130
Signed-off-by: Rich Bennett <rb2745@att.com>
diff --git a/.gitignore b/.gitignore
index 7e6c5ab..c7f23bb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,6 +30,10 @@
 *.manifest
 *.spec
 
+# aspell
+*.new
+*.bak
+
 # Installer logs
 pip-log.txt
 pip-delete-this-directory.txt