BnoC HLT2 Lines for Early Measurements

this MR includes the Bs-->phi(->KK)phi(->KK) and B(_c)^+-->KS0 h^+ trigger lines aiming for early measurements.

Hlt/Hlt2Conf/python/Hlt2Conf/lines/bnoc/builders/b_builder.py

@@ -227,4 +227,50 @@ def make_b2hhh(particles,
     return ParticleContainersMerger(b_hadrons, name=name)
 
 
+@configurable
+def _make_b2ksh(particles,
+                descriptor,
+                name="BNOCBC2KSHCombiner",
+                am_min=4800.0 * MeV,
+                am_max=8000.0 * MeV,
+                amed_pt_min=4000.0 * MeV,
+                p_min=25000.0 * MeV,
+                vchi2pdof_max=9.0,
+                bpvdira_min=0.99,
+                mipchi2_max=20.0,
+                bpvfdchi2_min=20.0):
+
+    med_pt_cut = ((F.CHILD(1, F.PT) + F.CHILD(2, F.PT)) > amed_pt_min)
+
+    combination_code = require_all(
+        in_range(am_min - 50 * MeV, F.MASS, am_max + 50 * MeV), med_pt_cut)
+    pvs = make_pvs()
+
+    vertex_code = require_all(F.P > p_min, in_range(am_min, F.MASS, am_max),
+                              F.CHI2DOF < vchi2pdof_max,
+                              F.BPVDIRA(pvs) > bpvdira_min,
+                              F.MINIPCHI2(pvs) < mipchi2_max,
+                              F.BPVFDCHI2(pvs) > bpvfdchi2_min)
+    return ParticleCombiner(
+        particles,
+        name=name,
+        DecayDescriptor=descriptor,
+        CombinationCut=combination_code,
+        CompositeCut=vertex_code)
+
+
+@configurable
+def make_b2ksh(particles,
+               descriptors,
+               name='BNOCBC2KSHMerger',
+               **decay_arguments):
+    assert len(descriptors) > 0
+    b_hadrons = []
+    for descriptor in descriptors:
+        b_hadrons.append(
+            _make_b2ksh(
+                particles=particles, descriptor=descriptor, **decay_arguments))
+    return ParticleContainersMerger(b_hadrons, name=name)
+
+
 #''' b hadrons builders using the make_b2x and make_b2hhh defined above '''