Adding diffmat@fourtech using Fourier basis. It is placed in @fourtech, since we currently don't have @collocfour.
Enhancing diffmat by allowing construction of rectangular differentiation matrices. Tests are added.
More tests for boundary conditions.
Improve the documentation of diffmat.m
Merge remote-tracking branch 'upstream/development' into feature-diffmat
Adding references.
Coding style changes.
Merge branch 'development' into feature-diffmat-rect
Merge remote-tracking branch 'upstream/development' into feature-diffmat-rect
Merge remote-tracking branch 'upstream/feature-diffmat-rect' into feature-diffmat-rect
Review comments from NH.
Merge branch 'feature-diffmat-rect' of github.com:chebfun/chebfun into feature-diffmat-rect
Missed from last push.
Comments from LNT and other fixes.
Improvements in documentation.
Minor correction in documentation.
Fix legpts for n = 1 and n = 2 on general domains [a,b].
Fixing jacpts for n = 1 and general intervals [a,b].
Merge pull request #1108 from chebfun/fix-legpts-verysmalln

Fix legpts for n = 1 and n = 2 on general domains [a,b].
Merge pull request #1109 from chebfun/fix-jacpts-verysmalln

Fix jacpts verysmalln