Cmddacs (#189)

Moved dacs to it's own command for command line. 
Co-authored-by: Erik Frojdh <erik.frojdh@gmail.com>

slsSupportLib/src/string_utils.cpp

@@ -30,4 +30,10 @@ std::string RemoveUnit(std::string &str) {
     return unit;
 }
 
+bool is_int(const std::string &s) {
+    return !s.empty() && std::find_if(s.begin(), s.end(), [](unsigned char c) {
+                             return !std::isdigit(c);
+                         }) == s.end();
+}
+
 }; // namespace sls