Use boost 1.55 since 1.57 doesn't build with clang 3.4.
Use boost 1.55 since 1.57 doesn't build with clang 3.4.

meshell/Cpp_project_template,meshell/Cpp_project_template,mariokonrad/Cpp_project_template,meshell/Cpp_project_template,meshell/Cpp_project_template,mariokonrad/Cpp_project_template,mariokonrad/Cpp_project_template