created md2html compiler module

for now it is watching md files and is synchronized with other modules
remains the whole compiling process to code

classes/md2html.py

@@ -0,0 +1,45 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+import os
+from PyQt5.QtCore import QFileSystemWatcher
+import json
+
+
+class Compiler():
+   def __init__(self,parent):
+      self.parent = parent
+      self.initWatching()
+      self.compileContents()
+
+   def initWatching(self):
+      self.refreshPaths()
+      self.fs_watcher = QFileSystemWatcher(self.paths)
+      # self.fs_watcher.directoryChanged.connect(self.directory_changed)
+      self.fs_watcher.fileChanged.connect(self.onMdFileChanged)
+
+   def onMdFileChanged(self):
+      print("onMdFileChanged")
+      try:
+         self.compileContents()
+      except Exception as e:
+         print("Error compiling MD files", e)
+         pass
+
+   def refreshPaths(self):
+      jsonfilepath = os.path.join(self.parent.cwd,'.config/summary.json')
+      sum_json = open(jsonfilepath).read()
+      self.sum = json.loads(sum_json)
+
+      self.paths = [os.path.join(self.parent.cwd,'contents')]
+      for item in self.sum:
+         self.paths.append(os.path.join(self.parent.cwd,'contents',item['file']))
+
+   def reload(self):
+      self.fs_watcher.removePaths(self.paths)
+      self.refreshPaths()
+      self.fs_watcher.addPaths(self.paths)
+      self.compileContents()
+
+   def compileContents(self):
+      print('Compiling md')