remove boolValue on NSString, since boolValue was added in 10.5
remove boolValue on NSString, since boolValue was added in 10.5

CarlosCD/growl,coltonfisher/coltonfisher-growl,CarlosCD/growl,coltonfisher/coltonfisher-growl,CarlosCD/growl,coltonfisher/coltonfisher-growl,doshinirav/doshinirav-myversion,doshinirav/doshinirav-myversion,doshinirav/doshinirav-myversion,doshinirav/doshinirav-myversion,doshinirav/doshinirav-myversion,CarlosCD/growl,coltonfisher/coltonfisher-growl,doshinirav/doshinirav-myversion,coltonfisher/coltonfisher-growl,CarlosCD/growl,CarlosCD/growl,coltonfisher/coltonfisher-growl,doshinirav/doshinirav-myversion,coltonfisher/coltonfisher-growl,CarlosCD/growl