libpqtypes - libpqtypes: fix escape issue inn pqt-specs man page

Log Message:
-----------
fix escape issue inn pqt-specs man page

Modified Files:
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libpqtypes:
configure.ac (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/configure.ac.diff?r1=1.2&r2=1.3)
libpqtypes/docs/man3:
pqt-specs.3 (r1.6 -> r1.7)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/libpqtypes/libpqtypes/docs/man3/pqt-specs.3.diff?r1=1.6&r2=1.7)