Fix web browser org-link open issue (#303)

Squashed commit of the following:

commit 1f891ed81088c9c0e07b668c7536ef84d84ba72b
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 21:00:52 2020 +0800

    filter temp converted PDF files

commit 767ce0ee6d4399592cd5eaabd386b1c6f7538ff1
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 20:58:46 2020 +0800

    support EAF app mindmap for org-link

commit a700a087c164f3008011c6d14568e5c3b00ac5a1
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 20:33:02 2020 +0800

    support web browser for org-link

commit 3bc267dbc3434c8c9d763733cac9505a9e7db766
Merge: a87d2d3 bd3a083
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 20:32:47 2020 +0800

    Merge branch 'master' into eaf-org

commit bd3a0837384574d854ae03ca1ad61667d3c9340c
Merge: cea9353 ce3beed
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 20:01:30 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit a87d2d3a1b1272779c5f4921eafff8c85a46c2de
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 18:45:07 2020 +0800

    support js-video-player application and jump to timestamp

commit 267e4f276f303aaf843042ac9378d2b51c3ff4f3
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 18:44:45 2020 +0800

    consider the case that `extra-args` is nil

commit 0a9eb57a9682cd7cba19539c365309bef10c1f18
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 18:43:45 2020 +0800

    support all applications

commit a2b6c5cd754e24b5fe0c68baa72b7a1f08711b23
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 18:43:06 2020 +0800

    remove old comments

commit 225baaadd3deea720e1fceb40fa52b3a730a9ac3
Merge: 06a6b9d cea9353
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 18:42:33 2020 +0800

    Merge branch 'master' into eaf-org

commit cea93538071e73790c3820d377aca285e1dd6441
Merge: bb24601 a8a11a8
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 17:41:00 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit 06a6b9d44f2b7a3bef1fd6b936002dbf49e6596c
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 10:42:53 2020 +0800

    Fix #279  Integrate with Org Mode

    Support org-store-link and org-link-open.

    Currently supported application is pdf-viewer only.

commit bac840d2f293e9c1ee9b9fdca40fcefa7d421eb5
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 09:50:50 2020 +0800

    create new file eaf-org.el

commit bb2460105e69f4f0a87aabdeb9518359a970e40e
Merge: 27a3000 21344be
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 09:30:02 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit 27a30005662330d288e539c6f257186972b107fb
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 24 08:29:39 2020 +0800

    make eaf-pdf-outline buffer read-only and bind "q" to close window

commit f2c59a4c867fa5dda6618e63e77379cdbd3cbf4f
Merge: 792ba7f 314278c
Author: stardiviner <numbchild@gmail.com>
Date:   Sat May 23 00:02:14 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit 792ba7f8396ae5b1c9f16ecdbe406ca75f98a5be
Merge: cdfb77c ef88237
Author: stardiviner <numbchild@gmail.com>
Date:   Sat May 16 22:30:54 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit cdfb77ca845c07be22ccb9777f8882efbba950a5
Merge: 1b29918 7198bf8
Author: stardiviner <numbchild@gmail.com>
Date:   Thu May 14 12:28:30 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit 1b29918bd30c47e9862f33be09389d01b55bcf42
Merge: c55ad5c 0107260
Author: stardiviner <numbchild@gmail.com>
Date:   Tue May 12 06:24:07 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit c55ad5c32186d0f25c14371fa08c5651229375d8
Merge: c6d5162 b29dcfd
Author: stardiviner <numbchild@gmail.com>
Date:   Sun May 3 21:10:54 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit c6d5162eb47327a5a8a87ceeb467d59efa83453b
Merge: ce8ef97 f4d2aba
Author: stardiviner <numbchild@gmail.com>
Date:   Wed Apr 29 19:48:57 2020 +0800

    Merge branch 'master' of https://github.com/manateelazycat/emacs-application-framework

commit ce8ef9744ab43a8ead1ce4801c46579913912caa
Merge: 1633573 523685f
Author: Andy Stewart <lazycat.manatee@gmail.com>
Date:   Sat Apr 18 15:02:41 2020 +0800

    Merge pull request #281 from luhuaei/master

    pdf-viewer: fix don't select text on first page

README.md

@@ -208,6 +208,7 @@ Support `org-store-link` and `org-link-open` mechanism.
 
 Currently support following applications:
 
+- web browser support
 - pdf-viewer support jump to page number
 - js-video-player support jump to video timestamp
 - on theory supports all EAF applications without extra argument which has `eaf--buffer-url`

README.zh-CN.md

@@ -203,6 +203,7 @@ eaf-evil 会动态查询 eaf 应用的按键绑定, 使得 evil 在 normal 模
 
 当前支持如下应用：
 
+- web browser 链接支持
 - pdf-viewer 跳转到记录的标记页面
 - js-video-player 跳转到记录的视频时间戳
 - 理论上支持所有EAF应用（只要应用有 `eaf--buffer-url` 参数值）

eaf-org.el

@@ -44,7 +44,10 @@ The raw link looks like this: [[eaf:<app>::<path>::<extra-args>]]"
   (interactive)
   (when (eq major-mode 'eaf-mode)
     (let* ((app eaf--buffer-app-name)
-           (url eaf--buffer-url)
+           ;; filter temp files which is converted to PDF
+           (url (if (string-prefix-p "/tmp/" eaf--buffer-url)
+                    (warn "[EAF] don't support this application link which is converted to temporary PDF file.")
+                  eaf--buffer-url))
            (extra-args (cl-case (intern app)
                          ('pdf-viewer
                           (eaf-call "call_function" eaf--buffer-id "current_page"))
@@ -66,10 +69,14 @@ The raw link looks like this: [[eaf:<app>::<path>::<extra-args>]]"
          (url (cadr list))
          (extra-args (caddr list)))
     (cl-case app
+      ('browser
+       (eaf-open url "browser"))
       ('pdf-viewer
        (eaf-open url "pdf-viewer")
        (eaf-call "call_function_with_args" eaf--buffer-id
                  "jump_to_page_with_num" (format "%s" extra-args)))
+      ('mindmap
+       (eaf-open url "mindmap"))
       ('js-video-player
        (eaf-open url "js-video-player")
        (eaf-call "call_function_with_args" eaf--buffer-id