update logo SVGs

public/images/logo-letter.svg

@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 140 1">
+  <style>
+    @import url('https://fonts.googleapis.com/css?family=Lato');
+  </style>
+  <text x="0" y="0" font-family="Lato" font-size="24">GROWI</text>
+</svg>

public/images/logo.svg

@@ -1,6 +1,12 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 226.44 196.11">
-  <polygon class="group2" points="56.61 196.11 169.83 196.11 226.44 98.06 188.7 98.06 150.96 163.43 75.48 163.43 56.61 196.11" />
-  <polygon class="group1" points="75.48 98.05 94.35 65.37 150.96 65.38 207.57 65.37 207.57 65.38 226.44 98.06 169.83 98.06 113.22 98.06 94.39 130.66 94.3 130.66 84.92 114.4 75.48 98.05" />
-  <polygon class="group1" points="0 98.06 56.6 0 113.22 0.01 169.83 0.01 169.83 0.01 188.69 32.68 132.09 32.69 75.47 32.69 18.86 130.74 0 98.06" />
-  <polygon class="group1" points="75.48 163.43 56.61 130.74 37.71 163.46 47.15 179.81 56.54 196.07 56.63 196.07 75.48 163.43" />
-</svg>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 226.44 196.11">
+  <defs>
+    <style>
+      .group1 { fill: #74bc46; }
+      .group2 { fill: #175fa5; }
+    </style>
+  </defs>
+  <polygon class="group2" points="56.61 196.11 169.83 196.11 226.44 98.06 188.7 98.06 150.96 163.43 75.48 163.43 56.61 196.11" />
+  <polygon class="group1" points="75.48 98.05 94.35 65.37 150.96 65.38 207.57 65.37 207.57 65.38 226.44 98.06 169.83 98.06 113.22 98.06 94.39 130.66 94.3 130.66 84.92 114.4 75.48 98.05" />
+  <polygon class="group1" points="0 98.06 56.6 0 113.22 0.01 169.83 0.01 169.83 0.01 188.69 32.68 132.09 32.69 75.47 32.69 18.86 130.74 0 98.06" />
+  <polygon class="group1" points="75.48 163.43 56.61 130.74 37.71 163.46 47.15 179.81 56.54 196.07 56.63 196.07 75.48 163.43" />
+</svg>