Improvements to existing CLI messages.

src/nimblepkg/config.nim

@@ -55,10 +55,10 @@ proc parseConfig*(): Config =
     f = newFileStream(confFile, fmRead)
     if f != nil:
       display("Warning", "Using deprecated config file at " & confFile,
-              displayType = Warning)
+              Warning, HighPriority)
 
   if f != nil:
-    display("Reading", "config file at " & confFile)
+    display("Reading", "config file at " & confFile, priority = LowPriority)
     var p: CfgParser
     open(p, f, confFile)
     var currentSection = ""

src/nimblepkg/packageparser.nim

@@ -239,13 +239,15 @@ proc getInstalledPkgs*(libsDir: string, options: Options):
   ##
   ## ``libsDir`` is in most cases: ~/.nimble/pkgs/
   const
-    readErrorMsg = "Package installation for $1 v$2 is outdated or corrupt."
+    readErrorMsg = "Installed package $1 v$2 is outdated or corrupt."
     validationErrorMsg = readErrorMsg & "\nPackage did not pass validation: $3"
 
   proc createErrorMsg(tmplt, path, msg: string): string =
     let (name, version) = getNameVersion(path)
     return tmplt % [name, version, msg]
 
+  display("Loading", "list of installed packages", priority = HighPriority)
+
   result = @[]
   for kind, path in walkDir(libsDir):
     if kind == pcDir: