Switched to codeload for simpler Makefile.

Several adjustments for consistency.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

quasselc is a library providing an API to access a Quassel core
in pure C. Quassel is a distributed IRC client where the core
can run independently of the interface(s). This library provides
a C API for programs that wish to implement the Quassel protocol.

Signed-off-by: Ben Rosser <rosser.bjr@gmail.com>