(#21) Add icons to editor title

img/file.svg

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="12px" height="16px" viewBox="0 0 12 16" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <!-- Generator: Sketch 40.3 (33839) - http://www.bohemiancoding.com/sketch -->
+    <title>file</title>
+    <desc>Created with Sketch.</desc>
+    <defs></defs>
+    <g id="Octicons" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
+        <g id="file">
+            <path style="fill: gray" d="M6,5 L2,5 L2,4 L6,4 L6,5 L6,5 Z M2,8 L9,8 L9,7 L2,7 L2,8 L2,8 Z M2,10 L9,10 L9,9 L2,9 L2,10 L2,10 Z M2,12 L9,12 L9,11 L2,11 L2,12 L2,12 Z M12,4.5 L12,14 C12,14.55 11.55,15 11,15 L1,15 C0.45,15 0,14.55 0,14 L0,2 C0,1.45 0.45,1 1,1 L8.5,1 L12,4.5 L12,4.5 Z M11,5 L8,2 L1,2 L1,14 L11,14 L11,5 L11,5 Z" id="Shape"></path>
+        </g>
+    </g>
+</svg>

img/pdf.svg

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="12px" height="16px" viewBox="0 0 12 16" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <!-- Generator: Sketch 40.3 (33839) - http://www.bohemiancoding.com/sketch -->
+    <title>file-pdf</title>
+    <desc>Created with Sketch.</desc>
+    <defs></defs>
+    <g id="Octicons" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
+        <g id="file-pdf">
+            <path style="fill: gray" d="M8.5,1 L1,1 C0.44771525,1 0,1.44771525 0,2 L0,14 C0,14.5522847 0.44771525,15 1,15 L11,15 C11.5522847,15 12,14.5522847 12,14 L12,4.5 L8.5,1 Z M1,2 L5,2 C4.88021121,2.03682695 4.77292941,2.10604101 4.69,2.2 C4.57596619,2.33544491 4.49698141,2.4968486 4.46,2.67 C4.34406753,3.15093672 4.3136037,3.64851254 4.37,4.14 C4.42970074,4.74889969 4.54348307,5.35127671 4.71,5.94 C4.39913981,6.85020329 4.02832805,7.73881526 3.6,8.6 C3.1,9.6 2.8,10.26 2.69,10.44 C2.45490116,10.527838 2.22458325,10.6279762 2,10.74 C1.63797844,10.9047863 1.30126564,11.1202825 1,11.38 L1,2 L1,2 Z M5.42,6.8 C5.65615226,7.57227694 6.05511596,8.28495569 6.59,8.89 C6.8651023,9.12723152 7.18463148,9.30739159 7.53,9.42 C6.89,9.51 6.3,9.62 5.72,9.75 C5.10224214,9.89929979 4.49707287,10.0965649 3.91,10.34 C3.32292713,10.5834351 4.13,9.9 4.52,9.09 C4.8853939,8.349364 5.18973729,7.58014443 5.43,6.79 L5.43,6.79 L5.42,6.8 Z M11,14 L1.5,14 C1.44352149,14.0065306 1.38647851,14.0065306 1.33,14 C1.60061185,13.9042665 1.84896383,13.7545749 2.06,13.56 C2.76700578,12.8583965 3.36677981,12.0564515 3.84,11.18 C4.15,11.05 4.42,10.95 4.65,10.87 L5.07,10.73 C5.52,10.6 6.01,10.5 6.51,10.4 C7.01,10.3 7.51,10.24 7.99,10.2 C8.43725403,10.4162545 8.9023067,10.5935768 9.38,10.73 C9.78288787,10.8407498 10.1943157,10.9176835 10.61,10.96 L10.99,10.96 L10.99,14 L10.99,14 L11,14 Z M11,9.14 C10.7958695,9.02690387 10.5816018,8.93316173 10.36,8.86 C10.113806,8.8009088 9.86279363,8.76409365 9.61,8.75 C9.19880419,8.75303183 8.78812424,8.77974272 8.38,8.83 C8.0073597,8.68541471 7.66736947,8.46782096 7.38,8.19 C6.78281632,7.51840635 6.34221217,6.72258646 6.09,5.86 C6.20098287,5.19851127 6.26779732,4.53036675 6.29,3.86 C6.30923951,3.61037016 6.30923951,3.35962984 6.29,3.11 C6.35921678,2.80151577 6.28575056,2.47826438 6.09,2.23 C5.92718989,2.07232702 5.70638123,1.9890713 5.48,2 L8,2 L11,5 L11,9.13 L11,9.13 L11,9.14 Z" id="Shape"></path>
+        </g>
+    </g>
+</svg>

package.json

@@ -61,7 +61,8 @@
             },
             {
                 "command": "latex-workshop.preview",
-                "title": "Show Preview"
+                "title": "Show Preview",
+                "icon": "./img/pdf.svg"
             },
             {
                 "command": "latex-workshop.preview_browser",
@@ -69,7 +70,8 @@
             },
             {
                 "command": "latex-workshop.source",
-                "title": "Show LaTeX Column"
+                "title": "Show LaTeX Column",
+                "icon": "./img/file.svg"
             },
             {
                 "command": "latex-workshop.synctex",