* Fixed a bunch of little bugs

* Added more options to attachment page and filters
* Much better rendering and updating on attachment page
* Math bug is fixed with better string parsing fixes #14
* Icons are limited to 4 per note
* If an image is visible on note preview it will not appear in images preview
* Touched up text algorithm to better display note titles

server/models/Note.js

@@ -593,6 +593,15 @@ Note.search = (userId, searchQuery, searchTags, fastFilters) => {
 					note.attachment_highlights = []
 					note.tag_highlights = []
 
+					//Limit number of attachment thumbs to 4
+					if(note.thumbs){
+						//Convert comma delimited string to array
+						let thumbArray = note.thumbs.split(',').reverse()
+						//Limit array to 4 or size of array
+						thumbArray.length = Math.min(thumbArray.length, 4)
+						note.thumbs = thumbArray
+					}
+
 					//Push in search highlights
 					if(highlights && highlights[note.id]){
 						note['note_highlights'] = [highlights[note.id]]