feat: add app shell (angular-material)

Add app shell built using angular-material and flex-layout. Refractor
code due to configuration changes.

Fixes #52

src/app/clients/create-client/create-client.component.html

@@ -1,4 +1,4 @@
-<div class="container">
+<!-- <div class="container">
 
  <aw-wizard class="mt-5" #wizard [navBarLayout]="'large-empty-symbols'">
   <aw-wizard-step stepTitle="Title of step 1" [navigationSymbol]="{ symbol: '1' }">
@@ -62,8 +62,7 @@
           </div>
         </div>
         <button type="button" class="btn btn-primary float-right" awNextStep>Next Step</button>
-<!--         <button type="button" class="btn btn-primary float-right" [awGoToStep]="{stepIndex: 2}">Go directly to third Step</button>
- -->        </div>
+        </div>
       </div>
     </div>
 
@@ -72,8 +71,7 @@
   <aw-wizard-step stepTitle="Title of step 2" [navigationSymbol]="{ symbol: '2' }" >
       <div class="col-sm-6 mx-auto">
           <div class="card mt-5">
-        <!--     <div class="card-header"><legend> Loan</legend></div>
-         -->    <div class="card-body">
+        <div class="card-body">
               <form>
                 <fieldset>
 
@@ -157,7 +155,6 @@
                       </label>
                     </div>
                   </fieldset>
-                  <!-- <button type="submit" class="btn btn-primary">Submit</button> -->
                 </fieldset>
               </form>
 
@@ -174,4 +171,4 @@
     <button type="button" class="btn btn-primary" >Finish</button>
   </aw-wizard-step>
 </aw-wizard>
-</div>
+</div> -->