Ignore generated log files and chroot environments

The chroot environments (either i686 and x86_64) don't need to be
versionned. Same for the log files that are generated at build time.

Signed-off-by: Fabien Dubosson <fabien.dubosson@gmail.com>
Updates 2013-12-26

    ansi-wl-pprint
    fast-logger
    git-annex
    monad-logger
    persistent
    uuagc
    wl-pprint-text

Signed-off-by: Magnus Therning <magnus@therning.org>
Updates 2013-12-29

    fast-logger
    monad-logger
    persistent
    persistent-sqlite
    persistent-template
    statistics

Signed-off-by: Magnus Therning <magnus@therning.org>
Follow upstream

Merge branch 'master' of https://github.com/archhaskell/habs into hledger