reorganize packages, start converting overall app to react (very broken at the moment)

Packages/ohif-viewerbase/styles/common/keyframes.styl

@@ -0,0 +1,45 @@
+@import "{ohif:viewerbase}/app"
+
+@keyframes zoomIn
+    0%
+        transform(scale(0))
+    100%
+        transform(scale(1))
+
+@keyframes zoomOut
+    0%
+        transform(scale(1))
+    100%
+        transform(scale(0))
+
+@keyframes slideInDown
+    0%
+        opacity: 0
+        transform(translateY(-100%) scale(0))
+    100%
+        opacity: 1
+        transform(translateY(0) scale(1))
+
+@keyframes slideOutUp
+    0%
+        opacity: 1
+        transform(translateY(0) scale(1))
+    100%
+        opacity: 0
+        transform(translateY(-100%) scale(0))
+
+@keyframes fadeIn
+    from
+        opacity: 0
+        visibility: hidden
+    to
+        opacity: 1
+        visibility: visible
+
+@keyframes fadeOut
+    from
+        opacity: 1
+        visibility: visible
+    to
+        opacity: 0
+        visibility: hidden