[build] META file to enable plugin linking with ocamlfind.
[build] META file to enable plugin linking with ocamlfind.

This allows building SerAPI and jsCoq using ocamlbuild.

ppedrot/coq,ppedrot/coq,Matafou/coq,ejgallego/coq,ejgallego/coq,Matafou/coq,maximedenes/coq,coq/coq,JasonGross/coq,maximedenes/coq,gares/coq,JasonGross/coq,JasonGross/coq,letouzey/coq-wip,maximedenes/coq,william-lawvere/coq,letouzey/coq-wip,Ptival/coq,SkySkimmer/coq,Ptival/coq,Zimmi48/coq,silene/coq,william-lawvere/coq,Zimmi48/coq,letouzey/coq-wip,ppedrot/coq,Zimmi48/coq,coq/coq,silene/coq,gares/coq,coq/coq,gares/coq,amintimany/coq,Zimmi48/coq,letouzey/coq-wip,ppedrot/coq,maximedenes/coq,Ptival/coq,JasonGross/coq,maximedenes/coq,ppedrot/coq,silene/coq,SkySkimmer/coq,coq/coq,SkySkimmer/coq,amintimany/coq,ejgallego/coq,william-lawvere/coq,SkySkimmer/coq,gares/coq,Lionel-Rieg/coq,amintimany/coq,Lionel-Rieg/coq,Lionel-Rieg/coq,ejgallego/coq,Matafou/coq,letouzey/coq-wip,gares/coq