add solution file for the contributed plugins.
add solution file for the contributed plugins.

ttdoda/poderosa,Chandu/poderosa,ttdoda/poderosa,Chandu/poderosa,ArsenShnurkov/poderosa,poderosaproject/poderosa,poderosaproject/poderosa,ttdoda/poderosa,ArsenShnurkov/poderosa,poderosaproject/poderosa,poderosaproject/poderosa,poderosaproject/poderosa,ArsenShnurkov/poderosa,Chandu/poderosa,ttdoda/poderosa