fixed ability to pipe in message to serval-verify
Merge pull request #5 from opentechinstitute/pipe-fix

fixed ability to pipe in message to serval-verify
Merge branch 'debian-packaging'
Merge pull request #9 from danstaples/master

Debian packaging (updated) - affects app advertisement

Tested by areynold and danstaples
refactored, combining serval-sign and serval-verify into one program, v3.0
updated debian packaging for version 3.0
fix Makefiles
removed extraneous CFLAGS
added InstallDev section to OpenWRT Makefile
changed serval-sign parameters
added header file to Makefile install target
changed function names for signing and verifying
minor fix for buffer sizing
fixed signature returning
check msg_len
forgot to include assert.h
Merge pull request #10 from opentechinstitute/refactor

Refactoring
added option to specify keyring for serval sign
updated README.md
clean up indentations and added the option to select a keyring for verification