This adds unary plus capability.  No grammar changes, per Tom's request.
This adds unary plus capability.  No grammar changes, per Tom's request.

Marko Kreen

jamesthomp/pgjdbc,marschall/pgjdbc,lonnyj/pgjdbc,jamesthomp/pgjdbc,sehrope/pgjdbc,davecramer/pgjdbc,panchenko/pgjdbc,phillipross/pgjdbc,jorsol/pgjdbc,thkoch2001/libpostgresql-jdbc-java,AlexElin/pgjdbc,phillipross/pgjdbc,schlosna/pgjdbc,tivv/pgjdbc,whitingjr/pgjdbc,marschall/pgjdbc,alexismeneses/pgjdbc,sehrope/pgjdbc,ekoontz/pgjdbc,lonnyj/pgjdbc,ekoontz/pgjdbc,amozhenin/pgjdbc,rjmac/pgjdbc,lordnelson/pgjdbc,davecramer/pgjdbc,pgjdbc/pgjdbc,amozhenin/pgjdbc,rjmac/pgjdbc,whitingjr/pgjdbc,golovnin/pgjdbc,golovnin/pgjdbc,AlexElin/pgjdbc,thkoch2001/libpostgresql-jdbc-java,schlosna/pgjdbc,Gordiychuk/pgjdbc,jkutner/pgjdbc,jorsol/pgjdbc,Gordiychuk/pgjdbc,zemian/pgjdbc,pgjdbc/pgjdbc,alexismeneses/pgjdbc,underyx/pgjdbc,sehrope/pgjdbc,marschall/pgjdbc,marschall/pgjdbc,jamesthomp/pgjdbc,amozhenin/pgjdbc,davecramer/pgjdbc,jkutner/pgjdbc,panchenko/pgjdbc,bocap/pgjdbc,jorsol/pgjdbc,bocap/pgjdbc,jorsol/pgjdbc,zemian/pgjdbc,phillipross/pgjdbc,jkutner/pgjdbc,davecramer/pgjdbc,tivv/pgjdbc,lordnelson/pgjdbc,zemian/pgjdbc,golovnin/pgjdbc,thkoch2001/libpostgresql-jdbc-java,Gordiychuk/pgjdbc,zapov/pgjdbc,bocap/pgjdbc,underyx/pgjdbc,panchenko/pgjdbc,AlexElin/pgjdbc,pgjdbc/pgjdbc,zapov/pgjdbc,pgjdbc/pgjdbc,underyx/pgjdbc,zapov/pgjdbc,lordnelson/pgjdbc,sehrope/pgjdbc,whitingjr/pgjdbc,rjmac/pgjdbc