Update stackprof to 0.2.28

Author: nobu

benchmarks/lobsters/Gemfile.lock

@@ -294,7 +294,7 @@ GEM
       sprockets (>= 2.8, < 4.0)
     sqlite3 (2.7.3)
       mini_portile2 (~> 2.8.0)
-    stackprof (0.2.27)
+    stackprof (0.2.28)
     stringio (3.1.7)
     svg-graph (2.2.2)
     thor (1.4.0)
@@ -494,7 +494,7 @@ CHECKSUMS
   sprockets (3.7.5) sha256=72c20f256548f8a37fe7db41d96be86c3262fddaf4ebe9d69ec8317394fed383
   sprockets-rails (2.3.3) sha256=968794c910cc395ae10a68e3d4f5801f946b7698103e42ed49f7cad67d3654ef
   sqlite3 (2.7.3) sha256=d2b2fecd9341132f2cea3fde9061ee0fab9c9d532a8ecccfab4fe63d9621bf57
-  stackprof (0.2.27) sha256=aff6d28656c852e74cf632cc2046f849033dc1dedffe7cb8c030d61b5745e80c
+  stackprof (0.2.28) sha256=4ec2ace02f386012b40ca20ef80c030ad711831f59511da12e83b34efb0f9a04
   stringio (3.1.7) sha256=5b78b7cb242a315fb4fca61a8255d62ec438f58da2b90be66048546ade4507fa
   svg-graph (2.2.2) sha256=f928866403055e6539afdfdab5f6268d108b2abc9f002e0fc51b16511809513a
   thor (1.4.0) sha256=8763e822ccb0f1d7bee88cde131b19a65606657b847cc7b7b4b82e772bcd8a3d

benchmarks/railsbench/Gemfile.lock

@@ -167,7 +167,7 @@ GEM
     sqlite3 (2.7.3)
       mini_portile2 (~> 2.8.0)
     sqlite3 (2.7.3-x86_64-linux-gnu)
-    stackprof (0.2.27)
+    stackprof (0.2.28)
     strscan (3.1.5)
     thor (1.4.0)
     timeout (0.4.3)
@@ -270,7 +270,7 @@ CHECKSUMS
   sprockets-rails (3.2.2) sha256=62862bce136e31d7497eededde5f7730d4096bc8ef33ef7037c41423ccf89557
   sqlite3 (2.7.3) sha256=d2b2fecd9341132f2cea3fde9061ee0fab9c9d532a8ecccfab4fe63d9621bf57
   sqlite3 (2.7.3-x86_64-linux-gnu) sha256=11b2612fddf56602d238be7a984fa0633e591edd034f7520747bc0927b7fa865
-  stackprof (0.2.27) sha256=aff6d28656c852e74cf632cc2046f849033dc1dedffe7cb8c030d61b5745e80c
+  stackprof (0.2.28) sha256=4ec2ace02f386012b40ca20ef80c030ad711831f59511da12e83b34efb0f9a04
   strscan (3.1.5) sha256=f8413b90ea9395a69609a4414a8c88551bcda64337e234272c24fcd4c83e5947
   thor (1.4.0) sha256=8763e822ccb0f1d7bee88cde131b19a65606657b847cc7b7b4b82e772bcd8a3d
   timeout (0.4.3) sha256=9509f079b2b55fe4236d79633bd75e34c1c1e7e3fb4b56cb5fda61f80a0fe30e