Namespace changed to 'sr' (fixes #10).

include/scope_guard.h

 
 #include <utility>
 
-namespace sg
+namespace sr
 {
 
     template<class Deleter>

test/ScopeGuardTest.cpp

     bool executed = false;
 
     {
-        auto guard = sg::scope_guard([&executed] { executed = true; });
+        auto guard = sr::scope_guard([&executed] { executed = true; });
         static_cast<void>(guard);
     }
 
     bool executed = false;
 
     {
-        auto guard = sg::scope_guard([&executed] { executed = true; });
+        auto guard = sr::scope_guard([&executed] { executed = true; });
         guard.release();
     }
 
     std::size_t calls{0};
 
     {
-        auto movedFrom = sg::scope_guard([&calls] { ++calls; });
+        auto movedFrom = sr::scope_guard([&calls] { ++calls; });
         auto guard = std::move(movedFrom);
 
     }
     bool executed = false;
 
     {
-        auto movedFrom = sg::scope_guard([&executed] { executed = true; });
+        auto movedFrom = sr::scope_guard([&executed] { executed = true; });
         auto guard = std::move(movedFrom);
     }
 
     bool executed = false;
 
     {
-        auto movedFrom = sg::scope_guard([&executed] { executed = true; });
+        auto movedFrom = sr::scope_guard([&executed] { executed = true; });
         movedFrom.release();
         auto guard = std::move(movedFrom);
     }