Updated .gitgnore to latest GitHub template

misc/msvc12/.gitignore

@@ -211,7 +211,7 @@ _pkginfo.txt
 # files ending in .cache can be ignored
 *.[Cc]ache
 # but keep track of directories ending in .cache
-!*.[Cc]ache/
+!?*.[Cc]ache/
 
 # Others
 ClientBin/
@@ -336,3 +336,6 @@ ASALocalRun/
 
 # Local History for Visual Studio
 .localhistory/
+
+# BeatPulse healthcheck temp database 
+healthchecksdb