added urls to modbus_tk and hpfeeds
wrapper for automatic compiling of MIB files

#48
fix dependency installation issue
moved test data to the correct location
more intelligent identification of mib files

search file content and option to do recursive search.
moved mib processing to conpot.snmp
added missing parameter and moved cleanup
docstring for snmp_server
made sure that we do not leave stray temp files
on demand loading of mibs
typo
fixed deadlock
monkey patch before importing subprocess
force subprocess to use select
follow symlinks when searching for mib files
passing of multiple raw mib paths
removed unused imports
readability fix
Merge pull request #72 from glastopf/raw-mib

Auto compile of MIB files (fixes issue #48)
detect and handle MIB dependencies

#76