Remove psych patch for ruby 1.9.3 p194 since it's been long fixed.
Remove psych patch for ruby 1.9.3 p194 since it's been long fixed.

The String hack is only needed on patch level 194 since it's fixed here: https://github.com/tenderlove/psych/commit/620fc6d749f0e94f7b433af9419927039ca1bfa4

For reference, the remaining code is required since:
The outstanding issue with serializing Hash subclasses is still an open issue here: https://github.com/tenderlove/psych/issues/43

israel-hdez/manageiq,djberg96/manageiq,lpichler/manageiq,juliancheal/manageiq,josejulio/manageiq,jrafanie/manageiq,djberg96/manageiq,d-m-u/manageiq,NaNi-Z/manageiq,gmcculloug/manageiq,durandom/manageiq,tzumainn/manageiq,jrafanie/manageiq,skateman/manageiq,maas-ufcg/manageiq,hstastna/manageiq,mfeifer/manageiq,gmcculloug/manageiq,romaintb/manageiq,branic/manageiq,jntullo/manageiq,gerikis/manageiq,fbladilo/manageiq,josejulio/manageiq,gerikis/manageiq,durandom/manageiq,tinaafitz/manageiq,romaintb/manageiq,maas-ufcg/manageiq,kbrock/manageiq,d-m-u/manageiq,andyvesel/manageiq,djberg96/manageiq,jrafanie/manageiq,jrafanie/manageiq,skateman/manageiq,ManageIQ/manageiq,juliancheal/manageiq,KevinLoiseau/manageiq,pkomanek/manageiq,ailisp/manageiq,NickLaMuro/manageiq,lpichler/manageiq,jameswnl/manageiq,yaacov/manageiq,matobet/manageiq,tzumainn/manageiq,borod108/manageiq,josejulio/manageiq,ailisp/manageiq,syncrou/manageiq,KevinLoiseau/manageiq,matobet/manageiq,tzumainn/manageiq,mresti/manageiq,maas-ufcg/manageiq,branic/manageiq,kbrock/manageiq,aufi/manageiq,skateman/manageiq,jntullo/manageiq,juliancheal/manageiq,agrare/manageiq,mzazrivec/manageiq,maas-ufcg/manageiq,NickLaMuro/manageiq,yaacov/manageiq,agrare/manageiq,fbladilo/manageiq,kbrock/manageiq,d-m-u/manageiq,yaacov/manageiq,d-m-u/manageiq,KevinLoiseau/manageiq,fbladilo/manageiq,jameswnl/manageiq,jvlcek/manageiq,yaacov/manageiq,maas-ufcg/manageiq,hstastna/manageiq,gerikis/manageiq,ilackarms/manageiq,durandom/manageiq,aufi/manageiq,hstastna/manageiq,hstastna/manageiq,billfitzgerald0120/manageiq,billfitzgerald0120/manageiq,jvlcek/manageiq,romaintb/manageiq,syncrou/manageiq,tinaafitz/manageiq,lpichler/manageiq,billfitzgerald0120/manageiq,israel-hdez/manageiq,pkomanek/manageiq,tinaafitz/manageiq,mzazrivec/manageiq,mkanoor/manageiq,NickLaMuro/manageiq,mzazrivec/manageiq,tinaafitz/manageiq,branic/manageiq,chessbyte/manageiq,borod108/manageiq,mkanoor/manageiq,israel-hdez/manageiq,romanblanco/manageiq,romanblanco/manageiq,andyvesel/manageiq,josejulio/manageiq,juliancheal/manageiq,andyvesel/manageiq,NaNi-Z/manageiq,skateman/manageiq,mfeifer/manageiq,aufi/manageiq,gmcculloug/manageiq,durandom/manageiq,gerikis/manageiq,romaintb/manageiq,pkomanek/manageiq,jntullo/manageiq,billfitzgerald0120/manageiq,mresti/manageiq,KevinLoiseau/manageiq,romaintb/manageiq,mkanoor/manageiq,chessbyte/manageiq,jameswnl/manageiq,jameswnl/manageiq,chessbyte/manageiq,jvlcek/manageiq,israel-hdez/manageiq,jvlcek/manageiq,matobet/manageiq,mkanoor/manageiq,borod108/manageiq,syncrou/manageiq,jntullo/manageiq,kbrock/manageiq,matobet/manageiq,ilackarms/manageiq,gmcculloug/manageiq,mresti/manageiq,ManageIQ/manageiq,agrare/manageiq,lpichler/manageiq,ilackarms/manageiq,NaNi-Z/manageiq,aufi/manageiq,tzumainn/manageiq,ilackarms/manageiq,chessbyte/manageiq,djberg96/manageiq,fbladilo/manageiq,KevinLoiseau/manageiq,ailisp/manageiq,branic/manageiq,andyvesel/manageiq,agrare/manageiq,romanblanco/manageiq,romanblanco/manageiq,romaintb/manageiq,ailisp/manageiq,borod108/manageiq,mzazrivec/manageiq,KevinLoiseau/manageiq,mfeifer/manageiq,ManageIQ/manageiq,mresti/manageiq,NaNi-Z/manageiq,mfeifer/manageiq,pkomanek/manageiq,maas-ufcg/manageiq,syncrou/manageiq,ManageIQ/manageiq,NickLaMuro/manageiq