bump versions
don't overwrite the error in ykp_import_config()

fixes #50
clarify that import is only available for the json format

relates #50
detach kernel driver only if kernel driver is active
make sure variable is initialized
product ids are four digit, so we need the leading zero
Merge pull request #54 from eworm-de/productid

product ids are four digit, so we need the leading zero
replace wget with curl for mac. do install_name_tool magic later

this way tests work and it only needs pkg-config to build
NEWS for 1.16.1
versions after release
fix the modhex printout

when serial is an uneven number of hex characters
also print out hex with leading 0 in that case
skip the -Woverlength-strings warning
drop unused variable
fixup mac linking
test that everything is correctly linked
refactor yk_check_firmware_version2() a bit

use a switch instead to improve readability
whitelist version 4.0.x
updated ykdef.h
try to open new pids we can work with
whitelist more pids for udev