Fixed linking problem for -DMONGOOSE_NO_FILESYSTEM
Handling SSL_write() error
Fixing MinGW compilation: pid_t -> process_id_t
Removed DLL interface and Lua conditional
Added mg_template() function
Fixed comment for mg_template()
mg_set_option(): allow NULL as value. Fast success if old_value == new_value.
Keeping absolute path for config file
Init local_ip and local_port properly in mg_connection
Merge pull request #3 from cesanta/master

sync from upstream