Fparser fixes:
Fparser fixes:

* Set correct stack size after AutoDiff
* Catch exception thrown in Commit()

roystgnr/libmesh,giorgiobornia/libmesh,vikramvgarg/libmesh,roystgnr/libmesh,svallaghe/libmesh,roystgnr/libmesh,dmcdougall/libmesh,salazardetroya/libmesh,jiangwen84/libmesh,giorgiobornia/libmesh,jwpeterson/libmesh,cahaynes/libmesh,roystgnr/libmesh,dknez/libmesh,capitalaslash/libmesh,Mbewu/libmesh,svallaghe/libmesh,friedmud/libmesh,jwpeterson/libmesh,jiangwen84/libmesh,cahaynes/libmesh,jwpeterson/libmesh,coreymbryant/libmesh,dschwen/libmesh,giorgiobornia/libmesh,coreymbryant/libmesh,balborian/libmesh,jwpeterson/libmesh,balborian/libmesh,dschwen/libmesh,aeslaughter/libmesh,cahaynes/libmesh,dknez/libmesh,dmcdougall/libmesh,balborian/libmesh,karpeev/libmesh,svallaghe/libmesh,pbauman/libmesh,aeslaughter/libmesh,dschwen/libmesh,friedmud/libmesh,cahaynes/libmesh,BalticPinguin/libmesh,coreymbryant/libmesh,vikramvgarg/libmesh,capitalaslash/libmesh,karpeev/libmesh,giorgiobornia/libmesh,aeslaughter/libmesh,friedmud/libmesh,benkirk/libmesh,Mbewu/libmesh,90jrong/libmesh,hrittich/libmesh,dknez/libmesh,90jrong/libmesh,Mbewu/libmesh,libMesh/libmesh,svallaghe/libmesh,permcody/libmesh,Mbewu/libmesh,coreymbryant/libmesh,benkirk/libmesh,benkirk/libmesh,permcody/libmesh,giorgiobornia/libmesh,capitalaslash/libmesh,benkirk/libmesh,capitalaslash/libmesh,balborian/libmesh,dmcdougall/libmesh,giorgiobornia/libmesh,pbauman/libmesh,dknez/libmesh,90jrong/libmesh,Mbewu/libmesh,svallaghe/libmesh,permcody/libmesh,libMesh/libmesh,hrittich/libmesh,coreymbryant/libmesh,capitalaslash/libmesh,dmcdougall/libmesh,capitalaslash/libmesh,pbauman/libmesh,salazardetroya/libmesh,90jrong/libmesh,balborian/libmesh,svallaghe/libmesh,aeslaughter/libmesh,dschwen/libmesh,dschwen/libmesh,aeslaughter/libmesh,benkirk/libmesh,jiangwen84/libmesh,permcody/libmesh,salazardetroya/libmesh,cahaynes/libmesh,giorgiobornia/libmesh,pbauman/libmesh,svallaghe/libmesh,jwpeterson/libmesh,hrittich/libmesh,coreymbryant/libmesh,capitalaslash/libmesh,dschwen/libmesh,BalticPinguin/libmesh,friedmud/libmesh,90jrong/libmesh,karpeev/libmesh,pbauman/libmesh,karpeev/libmesh,hrittich/libmesh,aeslaughter/libmesh,90jrong/libmesh,karpeev/libmesh,permcody/libmesh,karpeev/libmesh,roystgnr/libmesh,BalticPinguin/libmesh,90jrong/libmesh,vikramvgarg/libmesh,roystgnr/libmesh,BalticPinguin/libmesh,cahaynes/libmesh,friedmud/libmesh,dmcdougall/libmesh,dmcdougall/libmesh,hrittich/libmesh,libMesh/libmesh,svallaghe/libmesh,dknez/libmesh,vikramvgarg/libmesh,cahaynes/libmesh,roystgnr/libmesh,benkirk/libmesh,svallaghe/libmesh,pbauman/libmesh,libMesh/libmesh,jiangwen84/libmesh,jiangwen84/libmesh,benkirk/libmesh,benkirk/libmesh,Mbewu/libmesh,balborian/libmesh,balborian/libmesh,balborian/libmesh,permcody/libmesh,BalticPinguin/libmesh,karpeev/libmesh,giorgiobornia/libmesh,90jrong/libmesh,dmcdougall/libmesh,90jrong/libmesh,pbauman/libmesh,karpeev/libmesh,Mbewu/libmesh,jwpeterson/libmesh,hrittich/libmesh,salazardetroya/libmesh,salazardetroya/libmesh,vikramvgarg/libmesh,friedmud/libmesh,libMesh/libmesh,Mbewu/libmesh,jiangwen84/libmesh,libMesh/libmesh,dschwen/libmesh,benkirk/libmesh,jiangwen84/libmesh,dknez/libmesh,salazardetroya/libmesh,jiangwen84/libmesh,friedmud/libmesh,aeslaughter/libmesh,hrittich/libmesh,giorgiobornia/libmesh,vikramvgarg/libmesh,pbauman/libmesh,aeslaughter/libmesh,Mbewu/libmesh,BalticPinguin/libmesh,coreymbryant/libmesh,libMesh/libmesh,BalticPinguin/libmesh,salazardetroya/libmesh,coreymbryant/libmesh,permcody/libmesh,salazardetroya/libmesh,friedmud/libmesh,vikramvgarg/libmesh,pbauman/libmesh,cahaynes/libmesh,vikramvgarg/libmesh,dknez/libmesh,capitalaslash/libmesh,balborian/libmesh,friedmud/libmesh,permcody/libmesh,jwpeterson/libmesh,jwpeterson/libmesh,hrittich/libmesh,balborian/libmesh,roystgnr/libmesh,dknez/libmesh,libMesh/libmesh,hrittich/libmesh,dschwen/libmesh,dmcdougall/libmesh,aeslaughter/libmesh,vikramvgarg/libmesh,BalticPinguin/libmesh