Merge pull request #63 from poupotte/master

Debug uninstall node0.8
Added: indexer updating
Fixed: git should be sudoed in the VM
Fixed: update dev env script
Increase max body size

fix #66
Merge pull request #67 from mycozycloud/fix66

Increase max body size
install python-dev, required to compile lxml
add python-dev to the required packages
Merge pull request #68 from sephii/install-python-dev

install python-dev, required to compile lxml
remove Redis from uninstall (no long relevant)
add confirmation prompt in the uninstall script + remove missing folders
uninstall: add missing comments + remove etc folder + remove nginx conf
README: change Mo to MB and Go to GB
Added: reset security tokens command
Merge pull request #72 from jsilvestre/master

Added: reset security tokens command
debug id_generator calls
add update indexer task
remove useless line in update indexer task
fix update indexer task
restart indexer after update