These changes are a refinement of Nathan's last changes in this area
to fix the related issue in libpcp_pmda, tweak the wording the in
pmdaText man page, re-instate the free() for PMDA_INTERFACE_1 DSO pmdas
in dpmda and avoid a most unlikely memory leak from pmLookupText()
and pmLookupInDomText().
pmda help text and malloc/free issues
These changes are a refinement of Nathan's last changes in this area
to fix the related issue in libpcp_pmda, tweak the wording the in
pmdaText man page, re-instate the free() for PMDA_INTERFACE_1 DSO pmdas
in dpmda and avoid a most unlikely memory leak from pmLookupText()
and pmLookupInDomText().