Update metadata

Closes #282

docs/extend/plugins/event.md

@@ -11,7 +11,7 @@ When a certain (server-side) event occurs, the background worker passes the even
 Implementing classes must provide a `process_event` function:
 
 ```python
-class EventPlugin(EventMixin, IntegrationPluginBase):
+class EventPlugin(EventMixin, InvenTreePlugin):
     """
     A simple example plugin which responds to events on the InvenTree server.
     
@@ -19,9 +19,9 @@ class EventPlugin(EventMixin, IntegrationPluginBase):
     A more complex plugin could respond to specific events however it wanted.
     """    
 
-    PLUGIN_NAME = "EventPlugin"
-    PLUGIN_SLUG = "event"
-    PLUGIN_TITLE = "Triggered Events"
+    NAME = "EventPlugin"
+    SLUG = "event"
+    TITLE = "Triggered Events"
 
     def process_event(self, event, *args, **kwargs):
         print(f"Processing triggered event: '{event}'")

docs/extend/plugins/label.md

@@ -27,16 +27,16 @@ Plugins which implement the `LabelPrintingMixin` mixin class must provide a `pri
 ```python
 from dummy_printer import printer_backend
 
-class MyLabelPrinter(LabelPrintingMixin, IntegrationPluginBase):
+class MyLabelPrinter(LabelPrintingMixin, InvenTreePlugin):
     """
     A simple example plugin which provides support for a dummy printer.
 
     A more complex plugin would communicate with an actual printer!
     """
 
-    PLUGIN_NAME = "MyLabelPrinter"
-    PLUGIN_SLUG = "mylabel"
-    PLUGIN_TITLE = "A dummy printer"
+    NAME = "MyLabelPrinter"
+    SLUG = "mylabel"
+    TITLE = "A dummy printer"
 
     def print_label(self, label, **kwargs):
         """

docs/extend/plugins/navigation.md

@@ -8,9 +8,9 @@ Use the class constant `NAVIGATION` for a array of links that should be added to
 The array must contain at least one dict that at least define a name and a link for each element. The link must be formatted for a URL pattern name lookup - links to external sites are not possible directly. The optional icon must be a class reference to an icon (InvenTree ships with fontawesome 4 by default).
 
 ``` python
-class MyNavigationPlugin(NavigationMixin, IntegrationPluginBase):
+class MyNavigationPlugin(NavigationMixin, InvenTreePlugin):
 
-    PLUGIN_NAME = "NavigationPlugin"
+    NAME = "NavigationPlugin"
 
     NAVIGATION = [
         {'name': 'SampleIntegration', 'link': 'plugin:sample:hi', 'icon': 'fas fa-box'},

docs/extend/plugins/schedule.md

@@ -16,13 +16,13 @@ The ScheduleMixin class provides a plugin with the ability to call functions at
 An example of a plugin which supports scheduled tasks:
 
 ```python
-class ScheduledTaskPlugin(ScheduleMixin, SettingsMixin, IntegrationPluginBase):
+class ScheduledTaskPlugin(ScheduleMixin, SettingsMixin, InvenTreePlugin):
     """
     Sample plugin which runs a scheduled task, and provides user configuration.
     """
 
-    PLUGIN_NAME = "Scheduled Tasks"
-    PLUGIN_SLUG = 'schedule'
+    NAME = "Scheduled Tasks"
+    SLUG = 'schedule'
 
     SCHEDULED_TASKS = {
         'global': {

docs/extend/plugins/settings.md

@@ -15,9 +15,9 @@ The dict must be formatted similar to the following sample. Take a look at the s
 
 
 ``` python
-class PluginWithSettings(SettingsMixin, IntegrationPluginBase):
+class PluginWithSettings(SettingsMixin, InvenTreePlugin):
     
-    PLUGIN_NAME = "PluginWithSettings"
+    NAME = "PluginWithSettings"
     
     SETTINGS = {
         'API_ENABLE': {

docs/extend/plugins/urls.md

@@ -9,9 +9,9 @@ Use the class constant `URLS` for a array of URLs that should be added to InvenT
 The array has to contain valid URL patterns as defined in the [django documentation](https://docs.djangoproject.com/en/stable/topics/http/urls/).
 
 ``` python
-class MyUrlsPlugin(URLsMixin, IntegrationPluginBase):
+class MyUrlsPlugin(URLsMixin, InvenTreePlugin):
 
-    PLUGIN_NAME = "UrlsMixin"
+    NAME = "UrlsMixin"
 
     URLS = [
         url(r'increase/(?P<location>\d+)/(?P<pk>\d+)/', self.view_increase, name='increase-level'),