Fixing BCWarehouse::all()
Fixing BCWarehouse::all()

Calling all() on BCWarehouse now returns the array of all BCs added
to the warehouse.

Refs #3692

laagesen/moose,yipenggao/moose,kasra83/moose,YaqiWang/moose,markr622/moose,sapitts/moose,jbair34/moose,nuclear-wizard/moose,wgapl/moose,jessecarterMOOSE/moose,friedmud/moose,adamLange/moose,wgapl/moose,jessecarterMOOSE/moose,permcody/moose,jhbradley/moose,jessecarterMOOSE/moose,yipenggao/moose,kasra83/moose,zzyfisherman/moose,Chuban/moose,raghavaggarwal/moose,dschwen/moose,danielru/moose,adamLange/moose,zzyfisherman/moose,joshua-cogliati-inl/moose,SudiptaBiswas/moose,andrsd/moose,kasra83/moose,jasondhales/moose,jiangwen84/moose,nuclear-wizard/moose,backmari/moose,capitalaslash/moose,apc-llc/moose,wgapl/moose,idaholab/moose,adamLange/moose,jinmm1992/moose,SudiptaBiswas/moose,jiangwen84/moose,xy515258/moose,harterj/moose,idaholab/moose,xy515258/moose,giopastor/moose,dschwen/moose,capitalaslash/moose,zzyfisherman/moose,roystgnr/moose,raghavaggarwal/moose,liuwenf/moose,adamLange/moose,milljm/moose,milljm/moose,friedmud/moose,joshua-cogliati-inl/moose,roystgnr/moose,harterj/moose,jinmm1992/moose,jbair34/moose,Chuban/moose,roystgnr/moose,YaqiWang/moose,jhbradley/moose,jessecarterMOOSE/moose,katyhuff/moose,dschwen/moose,waxmanr/moose,waxmanr/moose,jbair34/moose,lindsayad/moose,sapitts/moose,jessecarterMOOSE/moose,lindsayad/moose,raghavaggarwal/moose,markr622/moose,mellis13/moose,milljm/moose,liuwenf/moose,xy515258/moose,roystgnr/moose,joshua-cogliati-inl/moose,roystgnr/moose,permcody/moose,SudiptaBiswas/moose,katyhuff/moose,jasondhales/moose,harterj/moose,danielru/moose,jhbradley/moose,harterj/moose,apc-llc/moose,andrsd/moose,dschwen/moose,wgapl/moose,markr622/moose,waxmanr/moose,backmari/moose,stimpsonsg/moose,katyhuff/moose,liuwenf/moose,idaholab/moose,apc-llc/moose,roystgnr/moose,jinmm1992/moose,zzyfisherman/moose,yipenggao/moose,stimpsonsg/moose,liuwenf/moose,jasondhales/moose,YaqiWang/moose,capitalaslash/moose,stimpsonsg/moose,kasra83/moose,andrsd/moose,sapitts/moose,laagesen/moose,liuwenf/moose,jhbradley/moose,sapitts/moose,giopastor/moose,friedmud/moose,markr622/moose,jinmm1992/moose,giopastor/moose,apc-llc/moose,SudiptaBiswas/moose,permcody/moose,laagesen/moose,liuwenf/moose,laagesen/moose,jasondhales/moose,danielru/moose,zzyfisherman/moose,stimpsonsg/moose,danielru/moose,bwspenc/moose,xy515258/moose,nuclear-wizard/moose,waxmanr/moose,nuclear-wizard/moose,backmari/moose,jbair34/moose,jiangwen84/moose,laagesen/moose,mellis13/moose,zzyfisherman/moose,Chuban/moose,milljm/moose,yipenggao/moose,andrsd/moose,bwspenc/moose,giopastor/moose,roystgnr/moose,sapitts/moose,idaholab/moose,lindsayad/moose,andrsd/moose,lindsayad/moose,milljm/moose,mellis13/moose,jiangwen84/moose,SudiptaBiswas/moose,joshua-cogliati-inl/moose,dschwen/moose,lindsayad/moose,YaqiWang/moose,mellis13/moose,bwspenc/moose,bwspenc/moose,permcody/moose,capitalaslash/moose,katyhuff/moose,idaholab/moose,Chuban/moose,backmari/moose,raghavaggarwal/moose,friedmud/moose,bwspenc/moose,harterj/moose