code cleanup #2

code cleanup

code refactoring

adding some licencing stuff

improved the folder importing feature

improved the smtp engine to handle partial commands

added a few unit tests

session.c refactoring

code cleanup

really removed pilergetd

removed pilergetd stuff

improved date parsing

pilerimport may move imported messages to new folder

improved usage for pilerexport and pilerimport

improved counter for reindex

improved reindex help

internal date fix

retention store fix

fixing a retention date issue

added batch processing limit to imap import

improved sphinx update

folder1 branch

folder feature to the daemon

fix a dry run and remove issue for imap imports

fixed apache example config

added option to specify folder id based on rules

improved pilerimport to support sphinx queries

aaa

added timeout option to pilerimport (30s by default)

raised the imap connection timeout 15->60 sec