Update version on completion

Due to a nasty recent bug in apt-get, always use /dev/null as stdin w…

…hen calling apt-get, otherwise apt-get will eat the remaining input which, in case of an automatic installation, means the rest of the installation process

delete directory after tests

decrese scap minimum read size to 2KB

wrong file name

three new filter fields: evt.deltatime evt.deltatime.s and evt.deltat…

…ime.ns + -tD flag to show time from previous event

Merge pull request draios#227 from dkogan/master

completion no longer says which fields are FILTER-ONLY

Merge pull request draios#219 from evgeni/non-linux-completion

process the scripts directory on non-Linux systems

bugfix: the main thread was not properly reset in sinsp_thread_manage…

…r::reset_child_dependencies()

enable zlib