added Lint.jl check

docs/build_lint.jl

@@ -0,0 +1,11 @@
+using Lint
+d = lintpkg("JuliaFEM", returnMsgs=true)
+cd(dirname(@__FILE__)) do
+    open("quality/lint_report.rst", "w") do fid
+        for i in d
+            i = string(i)
+            i = i[search(i, "JuliaFEM")[2]-1:end]
+            write(fid, "| "*i*"\n")
+        end
+    end
+end