trying to fixe install issues : import

cascade/classes/content.py

@@ -16,7 +16,7 @@ from PyQt5.QtCore import QSettings
 from PyQt5.QtGui import QKeySequence
 from PyQt5.QtWidgets import QWidget, QLabel, QHBoxLayout, QVBoxLayout, QSplitter, QListWidget, QListWidgetItem, QAbstractItemView, QPushButton, QInputDialog, QPlainTextEdit, QTextEdit, QShortcut
 
-from classes import highlighter
+from . import highlighter
 
 import markdown
 import json

cascade/classes/core.py

@@ -17,7 +17,7 @@ import json
 # import git
 # from pygit2 import Repository
 
-from classes import server, sasscompiler, md2html
+from . import server, sasscompiler, md2html
 
 #    ______
 #   / ____/___  ________

cascade/classes/design.py

@@ -19,7 +19,7 @@ from PyQt5.QtWebKit import QWebSettings
 from PyQt5.QtWebKitWidgets import QWebView, QWebInspector
 from PyQt5.QtPrintSupport import QPrintPreviewDialog, QPrinter
 
-from classes import highlighter
+from . import highlighter
 
 
 #  _       __     __  _    ___

cascade/classes/mainwindow.py

@@ -13,7 +13,7 @@ import os
 from PyQt5.QtGui import QIcon
 from PyQt5.QtWidgets import QMainWindow, QAction, QWidget, QLabel, QStackedWidget, QFileDialog, QMessageBox
 
-from classes import design, content, docsetdialog
+from . import design, content, docsetdialog