Account activity redesign (#662)

* Refactor-all-the-things version of the fix for issue #573

* Migrate SpanUtils to kotlin because why not

* Minimal fix for issue #573

* Add tests for compose spanning

* Clean up code suggestions

* Make FakeSpannable.getSpans implementation less awkward

* Add secondary validation pass for urls

* Address code review feedback

* Fixup type filtering in FakeSpannable again

* Make all mentions in compose activity use the default link color

* new layout for AccountActivity

* fix the light theme

* convert AccountActivity to Kotlin

* introduce AccountViewModel

* Merge branch 'master' into account-activity-redesign

# Conflicts:
#	app/src/main/java/com/keylesspalace/tusky/AccountActivity.java

* add Bot badge to profile

* parse custom emojis in usernames

* add possibility to cancel follow request

* add third tab on profiles

* add account fields to profile

* add support for moved accounts

* set click listener on account moved view

* fix tests

* use 24dp as statusbar size

* add ability to hide reblogs from followed accounts

* add button to edit own account to AccountActivity

* set toolbar top margin programmatically

* fix crash

* add shadow behind statusbar

* introduce ViewExtensions to clean up code

* move code out of offsetChangedListener for perf reasons

* clean up stuff

* add error handling

* improve type safety

* fix ConstraintLayout warning

* remove unneeded ressources

* fix event dispatching

* fix crash in event handling

* set correct emoji on title

* improve some things

* wrap follower/foillowing/status views

app/src/main/java/com/keylesspalace/tusky/EditProfileActivity.kt

@@ -155,7 +155,6 @@ class EditProfileActivity : BaseActivity(), Injectable {
                 if (!headerChanged) {
                     Picasso.with(headerPreview.context)
                             .load(me.header)
-                            .placeholder(R.drawable.account_header_default)
                             .into(headerPreview)
                 }
             }
@@ -289,6 +288,7 @@ class EditProfileActivity : BaseActivity(), Injectable {
 
         if (displayName == null && note == null && locked == null && avatar == null && header == null) {
             /** if nothing has changed, there is no need to make a network request */
+            setResult(Activity.RESULT_OK)
             finish()
             return
         }
@@ -302,6 +302,7 @@ class EditProfileActivity : BaseActivity(), Injectable {
                 privatePreferences.edit()
                         .putBoolean("refreshProfileHeader", true)
                         .apply()
+                setResult(Activity.RESULT_OK)
                 finish()
             }