rm dead link: see https://github.com/Pylons/pylonshq/issues/22
rm redundant installation instructions

see https://github.com/Pylons/pylonshq/issues/40
Merge pull request #15 from tshepang/rm-install

rm redundant installation instructions
remove files superceded by "Pyramid Single File Tasks Tutorial"

This should have been part of commit 9b55ef.
Merge pull request #13 from tshepang/temp

rm dead link
latest stable release is now 1.4
Merge pull request #16 from tshepang/update

latest stable release is now 1.4
Merge pull request #17 from tshepang/rm-tutorial

remove files superceded by "Pyramid Single File Tasks Tutorial"
should have been part of commit d2db8cf