udpate version number to 1.11

update INSTALL

increment M2 version number to 1.10.0.1

increment M2 version number to 1.10

bump to version number 1.9.2

increment version number to 1.9.1

increment version number to 1.9.0.1

increment version number to 1.9

Merge branch 'release-1.8'

and increment version number to 1.8.2.1

patch flint, as it was patched before, ...

... so it doesn't try to read the file of Conway polynomials

This will enable us to release 1.8.2