NC17 compat + fix img loading

Signed-off-by: Matthieu Le Corre <matthieu.lecorre@univ-nantes.fr>

CHANGELOG.md

+# 1.1.2 NO_RELEASED_YET
+### Fixed
+  - Image not loading when using MD produced by the new text editor
+### Added
+  - Compatibilité with NC 17
+
 # 1.1.1 26-07-2019
 ### Fixed
   - HTML and asciidoc rendering not working

appinfo/info.xml

@@ -7,7 +7,7 @@
 With this app you can add a header and a footer to your nextcloud directories.
 This can be use to explain the goal of a directory, describe the content of a folder ...
 It show README.md in the way gitlab does.]]></description>
-    <version>1.1.1</version>
+    <version>1.1.2</version>
     <licence>agpl</licence>
     <author mail="matthieu.lecorre@univ-nantes.fr" homepage="http://www.univ-nantes.fr">Matthieu Le Corre</author>
     <namespace>ReadmeMD</namespace>
@@ -19,7 +19,7 @@ It show README.md in the way gitlab does.]]></description>
     <bugs>https://gitlab.univ-nantes.fr/uncloud/files_readmemd/issues</bugs>
     <screenshot>https://gitlab.univ-nantes.fr/uncloud/files_readmemd/raw/master/screenshot.png</screenshot>
     <dependencies>	    
-        <nextcloud min-version="15" max-version="16"/>
+        <nextcloud min-version="15" max-version="17"/>
     </dependencies>
     <settings>   
         <admin>OCA\ReadmeMD\Settings\Admin\Appareance</admin>

src/main.js

@@ -375,7 +375,7 @@ OCA.ReadmeMD.App = {
 			import('markdown-it').then(MDconverter => {
 			var converter = MDconverter.default({
 							replaceLink: function(link,env){
-								if ( link.startsWith('http://') ||  link.startsWith('https://') ) { 
+								if ( link.startsWith('http://') ||  link.startsWith('https://') || link.startsWith(OC.getRootPath()+'/index.php/core/preview') ){ 
 										return link ; 
 									} else {
 										if (self.mode == 'public') {