Added template file to create shibpid table

Template .sql file has been created to make the shibpid table in the
uApprove database.
Added targeted ID connector

Stored targeted ID connector has been added to the file to allow proper
operation and connection to the database.
Added user prompts for targetedID salt value

Script should now ask the user to enter their salt value, or request
that a new one be generated.
Uncommented eduPersonTargetedID attribute

definition. Also modified it to use the 'storedID' connector.
Added tasks to write and run shibpid.sql

Tasks have been added to create the table shibpid in the uApprove db.
Merge pull request #119 from ausaccessfed/feature/add-targeted-id

Added targetedID

Resolves #105