add support for Plumed2 version 2.5.7, 2.6.3, 2.7.1

lib/plumed/Install.py

@@ -17,7 +17,7 @@ parser = ArgumentParser(prog='Install.py',
 
 # settings
 
-version = "2.7.0"
+version = "2.7.1"
 mode = "static"
 
 # help message
@@ -47,9 +47,12 @@ checksums = { \
         '2.5.2' : 'bd2f18346c788eb54e1e52f4f6acf41a', \
         '2.5.3' : 'de30d6e7c2dcc0973298e24a6da24286', \
         '2.5.4' : 'f31b7d16a4be2e30aa7d5c19c3d37853', \
+        '2.5.7' : '1ca36226fdb8110b1009aa61d615d4e5', \
         '2.6.0' : '204d2edae58d9b10ba3ad460cad64191', \
         '2.6.1' : '89a9a450fc6025299fe16af235957163', \
+        '2.6.3' : 'a9f8028fd74528c2024781ea1fdefeee', \
         '2.7.0' : '95f29dd0c067577f11972ff90dfc7d12', \
+        '2.7.1' : '4eac6a462ec84dfe0cec96c82421b8e8', \
         }
 
 # parse and process arguments