TaskContext: fixed zero pointer fault

The our_act could be nil if there is a parent task given for execution.
In this case our_act->stop() will defnilty fail.
SlaveActivity

Fixed bug in which case operations within Task's were not called anymore
if the task is not running, and a slave of another one.
Merge pull request #35 from goldhoorn/slave_acttivity_fix

Slave acttivity fix
set a port's interface to 0 when it gets removed
fix constness of setOperationCallerImpl functions

Signed-off-by: Ruben Smits <ruben.smits@intermodalics.eu>
internal: fix for explicit instantiantion of Operations and friends

Signed-off-by: Ruben Smits <ruben.smits@intermodalics.eu>
typekit: include explicit instantiation for rt_string based RTT classes in the rtt-typekit

Signed-off-by: Ruben Smits <ruben.smits@intermodalics.eu>
Merge pull request #36 from orocos-toolchain/bugfix_reset_port_interface_on_removal

set a port's interface to 0 when it gets removed
tests: don't require that a fd activity is running right after component start

Since components trigger when started, the fd activity is shortly running.
Travis found this from time to time.

Signed-off-by: Peter Soetens <peter@thesourceworks.com>
osx: switch of boost chrono to allow typegen-generated typekits using rt_string

Signed-off-by: Ruben Smits <ruben@intermodalics.eu>
Merge pull request #40 from psoetens/master

tests: don't require that a fd activity is running right after component...
Merge pull request #37 from smits/explicit_instantiation

Explicit instantiation
Merge pull request #39 from smits/rt_string-typekit

typekit: include explicit instantiation for rt_string based RTT classes ...
cmake: enable the visibility flag also for clang and intel compilers, needed if you use the rtt/typekit/Types.hpp explicit instantiation header

Signed-off-by: Ruben Smits <ruben.smits@intermodalics.eu>
Merge pull request #38 from smits/master

Fix visibility flag for clang and intel compilers
Merge pull request #41 from smits/osx-typegen-rt_string

osx: switch of boost chrono to allow typegen-generated typekits using rt_string
cmake: remove duplicate rpath settings for Apple

Signed-off-by: Ruben Smits <ruben.smits@intermodalics.eu>
os: update oro_allocator to be copy-able. Required for newer compilers.

We first discovered this on Mac OS-X 10.9

Signed-off-by: Peter Soetens <peter@thesourceworks.com>
useorocos: fixed recursive orocos_find_package() for rosbuild packages

This is a regression of 5c14c5d6291375d9e790a92d01a766d4bdc9b2b9.

Signed-off-by: Johannes Meyer <johannes@intermodalics.eu>
Merge pull request #45 from psoetens/master

os: update oro_allocator to be copy-able. Required for newer compilers.