deltafun/conv now returns a cell arry of bndfuns with non-overlapping domains.
Remove internal loop in chebfun/conv. Partly addresses #1139.
adding changes suggested by AA.
Merge branch 'deltafun-conv-new' of https://github.com/chebfun/chebfun into deltafun-conv-new
fixing a bug in quasi matrix construction with deltafuns.
adding a text for quasi matrix construction of delta functions.
Bump up tolerance on one test for chebfun.plus().
Merge remote-tracking branch 'origin/fix-deltafun-quasi' into development
Merge remote-tracking branch 'origin/deltafun-conv-new' into development
Merge branch 'development' of ssh://github.com/chebfun/chebfun into feature-fourcolloc
Final batch of code review, adding comments and an error message.