fix api calls for contacts CRUD and start adding styles for dropdown in conversation list

Change-Id: I7874ddef22e95a26b4ab99b3ae974b204e678c59
diff --git a/client/src/themes/icons/noun-plus-2310784.svg b/client/src/themes/icons/noun-plus-2310784.svg
new file mode 100644
index 0000000..73f9260
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+++ b/client/src/themes/icons/noun-plus-2310784.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="23.335" height="23.335" viewBox="0 0 23.335 23.335"><defs><style>.a{fill:#005699;stroke:#fff;stroke-width:0.5px;}</style></defs><g transform="translate(685.089 -711.252) rotate(45)"><path class="a" d="M35,979.362a1.044,1.044,0,0,0-1.043,1.044v5.913H28.043a1.044,1.044,0,0,0,0,2.087h5.913v5.913a1.043,1.043,0,0,0,2.087,0v-5.913h5.913a1.044,1.044,0,0,0,0-2.087H36.043v-5.913A1.044,1.044,0,0,0,35,979.362Z"/></g></svg>
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