fix for runaway regular expression on linux

explicitly set string dvars in quotes to allow setting empty dvars
allow piping in input from command line (#114)
update the distribution for top stats elo
prevent game log file rotation from stopping event parsing

Application/EventParsers/ParserPatternMatcher.cs

@@ -0,0 +1,35 @@
+using IW4MAdmin.Application.Misc;
+using SharedLibraryCore.Interfaces;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text.RegularExpressions;
+
+namespace IW4MAdmin.Application.EventParsers
+{
+    /// <summary>
+    /// implementation of the IParserPatternMatcher for windows (really it's the only implementation)
+    /// </summary>
+    public class ParserPatternMatcher : IParserPatternMatcher
+    {
+        private Regex regex;
+
+        /// <inheritdoc/>
+        public void Compile(string pattern)
+        {
+            regex = new Regex(pattern, RegexOptions.Compiled | RegexOptions.IgnoreCase);
+        }
+
+        /// <inheritdoc/>
+        public IMatchResult Match(string input)
+        {
+            var match = regex.Match(input);
+
+            return new ParserMatchResult()
+            {
+                Success = match.Success,
+                Values = (match.Groups as IEnumerable<object>)?
+                    .Select(_item => _item.ToString()).ToArray() ?? new string[0]
+            };
+        }
+    }
+}