local: don't forget about env in local_enter_execve

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
server: handle the env array from a protobuf message

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
test: make -- Add dep over piggy file

Some tests are using piggy file, thus
add a dependency otherwise make -C test/ run
fails.

 | ./ct_create_exec > ct_create_exec.out
 | make: *** [ct_create_exec.out] Error 1

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
go: add an initial client package

This package can be used for integration with Docker

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>