LOTS of bug correction wrt inlining, still a work in progress...

 - global constants were not accounted for
 - no good avoidance of name capture when inlining
 - static parameters (array sizes and clocks) not handled
 - ill-typed generated expressions, when inlining array expressions



git-svn-id: https://cavale.enseeiht.fr/svn/lustrec/lustre_compiler/trunk@434 041b043f-8d7c-46b2-b46e-ef0dd855326e