Add reflection queries for thread local size and ssbo auto-binding

New command line option --shift-ssbo-binding mirrors --shift-ubo-binding, etc.

New reflection query getLocalSize(int dim) queries local size, e.g, CS threads.

Test/spv.ssbo.autoassign.frag

@@ -0,0 +1,24 @@
+
+cbuffer TestCB
+{ 
+    uint W;
+    uint H;
+}; 
+
+struct BufType 
+{ 
+    float4 va; 
+    float4 vb; 
+};
+
+StructuredBuffer < BufType > SB0; 
+RWStructuredBuffer < BufType > SB1;
+
+float4 main(float4 pos : POS) : SV_Target0
+{ 
+    float4 vTmp = SB0[pos.y * W + pos.x].va + SB0[pos.y * W + pos.x].vb;
+
+    vTmp += SB1[pos.y * W + pos.x].va + SB1[pos.y * W + pos.x].vb;
+
+    return vTmp;
+}