Updating help for schema shell. Clarifying use of schema dump. Reformatting help for other commands.  Closes #5407
Updating help for schema shell. Clarifying use of schema dump.
Reformatting help for other commands.  Closes #5407

git-svn-id: 5860920b332e8b1c20d5ac1ddb0cfb1512ef151a@7661 3807eeeb-6ff5-0310-8944-8be069107fe0

jeffblack360/cakephp,thinkingmedia/cakephp,jerems02/cakephp,cakephp/cakephp,mvdriel/cakephp,erikfig/cakephp,kumamidori/cakephp,eryw/cakephp,et304383/passbolt_api,nrother/cakephp,CakeDC/cakephp,CVO-Technologies/cakephp,CakeDC/cakephp,kumamidori/cakephp,burriko/cakephp,cakephp-fr/cakephp,burriko/cakephp,berrygoudswaard/cakephp,garethellis36/cakephp,bravo-kernel/cakephp,tisu2tisu/cakephp,ndm2/cakephp,pbaire/cakephp,petteyg/cakephp,khoimt/cakephp-study,ADmad/cakephp,jjj117/cakephp,mvdriel/cakephp,davidyell/cakephp,davidyell/cakephp,Phillaf/cakephp,tgr0ss/cakephp,ionas/cakephp,garethellis36/cakephp,et304383/passbolt_api,HavokInspiration/cakephp,ADmad/cakephp,akintoey/cakephp,akintoey/cakephp,tgr0ss/cakephp,ndm2/cakephp,thinkingmedia/cakephp,justinyost/cakephp,tgr0ss/cakephp,dkarvounaris/cakephp,web-player/cakephp,web-player/cakephp,justinyost/cakephp,yinhe007/cakephp,khoimt/cakephp-study,cakephp-fr/cakephp,mvdriel/cakephp,erikfig/cakephp,petteyg/cakephp,elboletaire/cakephp,CakeDC/cakephp,elboletaire/cakephp,jeffblack360/cakephp,bravo-kernel/cakephp,ndm2/cakephp,michaelze/cakephp,timhoeppner/cakephp,cakephp/cakephp,tenkoma/cakephp,burriko/cakephp,michaelze/cakephp,petteyg/cakephp,berrygoudswaard/cakephp,jerems02/cakephp,timhoeppner/cakephp,eryw/cakephp,tisu2tisu/cakephp,gmponos/cakephp,gmponos/cakephp,jjj117/cakephp,jerems02/cakephp,eboominathan/cakephp,ADmad/cakephp,CVO-Technologies/cakephp,ADmad/cakephp,dakota/cakephp,mvdriel/cakephp,dakota/cakephp,akintoey/cakephp,jeffblack360/cakephp,berrygoudswaard/cakephp,nrother/cakephp,adopico/cakephp,davidyell/cakephp,Balachan27/cakephp,HavokInspiration/cakephp,garethellis36/cakephp,eboominathan/cakephp,adopico/cakephp,Phillaf/cakephp,eryw/cakephp,adopico/cakephp,jjj117/cakephp,justinyost/cakephp,ndm2/cakephp,yinhe007/cakephp,tisu2tisu/cakephp,et304383/passbolt_api,gmponos/cakephp,et304383/passbolt_api,Balachan27/cakephp,elboletaire/cakephp,cakephp-fr/cakephp,thinkingmedia/cakephp,khoimt/cakephp-study,nrother/cakephp,ionas/cakephp,petteyg/cakephp,pbaire/cakephp,michaelze/cakephp,pbaire/cakephp,dkarvounaris/cakephp,dakota/cakephp,eboominathan/cakephp,Balachan27/cakephp,dakota/cakephp,HavokInspiration/cakephp,garethellis36/cakephp,yinhe007/cakephp,tenkoma/cakephp,Phillaf/cakephp,dkarvounaris/cakephp,tenkoma/cakephp,kumamidori/cakephp,et304383/passbolt_api,ionas/cakephp,cakephp/cakephp,erikfig/cakephp,CakeDC/cakephp,tenkoma/cakephp,web-player/cakephp,CVO-Technologies/cakephp,cakephp/cakephp,bravo-kernel/cakephp,timhoeppner/cakephp