docs/pdd19_pir.pod: * add note about multiple heredocs per statement * add .pcc_* directives (explicit listing instead of "*")
docs/pdd19_pir.pod:
* add note about multiple heredocs per statement
* add .pcc_* directives (explicit listing instead of "*")

git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@21733 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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