redirect output from caUtils

We can then inspect what's going on. Using --tag captured all the output from STDOUT before echoing it.
Merge pull request #57 from kehh/redirectOutput

redirect output from caUtils
adding sql for a table that can be used to query the datamodel

A number of tables include ca_change_log and ca_attributes have references to a table_num, this just makes the table_num human readable
Merge pull request #58 from kehh/datamodelSql

adding sql for a table that can be used to query the datamodel
add script to clear the caches
Merge pull request #59 from kehh/clearCaches

add script to clear the caches