Removed almost related stuff

Almost is not anymore supported in v2.3

src/config/Config.cpp.in

@@ -126,15 +126,6 @@ bool hasDlopen(){
 #endif
 }
 
-bool hasAlmost(){
-#if __PLUMED_HAS_ALMOST
-      return true;
-#else
-      return false;
-#endif
-}
-
-
 bool hasCregex(){
 #if __PLUMED_HAS_CREGEX
       return true;

src/config/Config.h

@@ -89,8 +89,6 @@ bool hasMatheval();
 
 bool hasDlopen();
 
-bool hasAlmost();
-
 bool isInstalled();
 
 bool hasCregex();