Add CoinMP external as an alternative to lpsolve.

(cherry picked from commit dbe6e76332c4eda87aa2d2168dd14c274a4930d4)

Conflicts:
	Makefile.fetch
	download.lst
	external/Module_external.mk

Change-Id: I9bf5c339a34655c3b842cef3af76814a14c483bc
Rename sccomp/source/solver/solver.cxx to solver-lpsolve.cxx

Change-Id: I5034cdcbf08d68b2ed0fc9d16ee2635ba30a731b
(cherry picked from commit 9047edf9a65856b663e7a6ce3fcf305aa5951a14)
118160: Use CoinMP as replacement for lp_solve.

Original author: Niklas Nebel

(cherry picked from commit 6d492447a37ec268fb5924e7fc5631c29c67325d)

Conflicts:
	sccomp/source/solver/makefile.mk
	sccomp/source/solver/solver.cxx

Change-Id: I84f9acb13a65cdfc9d173434ef630cbeb635db05
(cherry picked from commit 230309c541ff9a8683e5ef749cf2f6512ad0d9df)
Install coinmp and lpsolve linear solvers in parallel.

(cherry picked from commit de7cdbc5840fd7d958d486901e405890eff224b9)
+ some amending

Conflicts:
	Repository.mk
	sccomp/Module_sccomp.mk
	scp2/InstallModule_calc.mk
	scp2/InstallModule_ooo.mk
	scp2/source/calc/module_calc.scp

Change-Id: I2358ae0fa22b097176446f8aea0a61cdd4e06adf
sccomp: Add very simple unit test for lp solvers.

(cherry picked from commit d059866a38ca555050abea1554ceaf7da98edfac)

Conflicts:
	sccomp/Module_sccomp.mk

Change-Id: I359737ad57decf2b1988afbceab85645fbbf1f33