SeaFEM: add cmake build system #687

Job	Run time
build-all-debug-single	4m 48s
build-postlib-release	16m 35s
build-drivers-release	10m 6s
build-all-debug	11m 1s
build-test-uadriver-debug	2m 52s
rtest-module-drivers	4m 38s
rtest-modules-debug	0s
build-interfaces-release	7m 1s
build-openfast-release	2h 2m 11s
build-fastfarm-release	15m 31s
rtest-interfaces	2m 2s
rtest-FF	2m 50s
rtest-OF-5MW_Land_BD_DLL_WTurb	0s
rtest-OF-5MW_Land_AeroMap	0s
rtest-OF-5MW_OC3Mnpl_DLL_WTurb_WavesIrr	0s
rtest-OF	0s
rtest-OF-5MW_OC3Trpd_DLL_WSt_WavesReg	0s
rtest-OF-5MW_OC4Jckt_DLL_WTurb_WavesIrr_MGrowth	0s
rtest-OF-5MW_OC4Semi_WSt_WavesWN	0s
rtest-OF-linearization	0s
rtest-OF-simulink	0s
	3h 19m 35s

Provide feedback