[IMP] web_editor: move summernote & nearest lib from website

addons/web_editor/static/lib/nearest/README.md

addons/web_editor/static/lib/nearest/bower.json

addons/web_editor/static/lib/nearest/jquery.nearest.js

addons/web_editor/static/lib/nearest/jquery.nearest.min.js

addons/web_editor/static/lib/nearest/nearest.jquery.json

...s/web_editor/static/lib/summernote/src/js/EventHandler.js

addons/web_editor/static/lib/summernote/src/js/Renderer.js

addons/web_editor/static/lib/summernote/src/js/app.js

addons/web_editor/static/lib/summernote/src/js/core/agent.js

addons/web_editor/static/lib/summernote/src/js/core/async.js

addons/web_editor/static/lib/summernote/src/js/core/dom.js

addons/web_editor/static/lib/summernote/src/js/core/func.js

addons/web_editor/static/lib/summernote/src/js/core/key.js

addons/web_editor/static/lib/summernote/src/js/core/list.js

addons/web_editor/static/lib/summernote/src/js/core/range.js

...web_editor/static/lib/summernote/src/js/editing/Bullet.js

...web_editor/static/lib/summernote/src/js/editing/Editor.js

...eb_editor/static/lib/summernote/src/js/editing/History.js

.../web_editor/static/lib/summernote/src/js/editing/Style.js

.../web_editor/static/lib/summernote/src/js/editing/Table.js