Add many figures,listings

Listings/descriptordiploma.json

+{
+  "numberOfTests": 4,
+  "numberOfGroups": 3,
+  "testNameFormatInput": "onemore1.in%d",
+  "testNameFormatOutput": "onemore1.out%d",
+  "groups": [
+    {
+      "name": "Group 1",
+      "points": 4,
+      "tests": [
+        {
+          "number": 1,
+          "mode": "blue"
+        }
+      ]
+    },
+    {
+      "name": "Group 2",
+      "points": 7,
+      "tests": [
+        {
+          "number": 1,
+          "mode": "yellow"
+        },
+        {
+          "number": 2,
+          "mode": "green"
+        },
+        {
+          "number": 3,
+          "mode": "blue"
+        }
+      ]
+    },
+    {
+      "name": "Final",
+      "points": 20,
+      "tests": [
+        {
+          "number": 1,
+          "mode": "green"
+        },
+        {
+          "number": 2,
+          "mode": "green"
+        },
+        {
+          "number": 3,
+          "mode": "green"
+        },
+        {
+          "number": 4,
+          "mode": "green"
+        }
+      ]
+    }
+  ]
+}

Listings/interactive.html

+<pre><font color="#0000AA"><b>#</b></font> <font color="#00AAAA">grader </font><font color="#AAAAAA">@ </font><font color="#00AA00">debian </font><font color="#AAAAAA">in </font><font color="#AA5500"><b>~/hellenico/kewii</b></font> <font color="#AAAAAA">on</font> git:<font color="#00AAAA">mysql-to-PDO </font><font color="#AA0000">x</font> <font color="#AAAAAA">[21:35:50] </font>
+<font color="#AA0000"><b>$ </b></font><u>python generatejson.py </u>
+How many tests would you like to upload? (Default: 0): <u>4</u>
+What is the name format of the testcases input? (Default: probname.in%d): <u>onemore1.in%d</u>
+What is the name format of the testcases output? (Default: probname.out%d): <u>onemore1.out%d</u>
+How many groups would you like to create? (Default: 0): <u>3</u>
+Would you like to describe the groups? [Y/n]: 
+New group (1/3)
+How will be the new group named? [optional]: <u>Group 1</u>
+How many points will it be worth? [optional]: <u>4</u>
+
+Input a string describing what tests should be included in this group. An example would be: &quot;1y 3b 4o 7g&quot;, to have 1 in yellow mode, 3 in blue, 4 orange and 7 green
+
+<u>1y 2b</u>
+New group (2/3)
+How will be the new group named? [optional]: <u>Group 2</u>
+How many points will it be worth? [optional]: <u>10</u>
+
+Input a string describing what tests should be included in this group. An example would be: &quot;1y 3b 4o 7g&quot;, to have 1 in yellow mode, 3 in blue, 4 orange and 7 green
+
+<u>2o 3o</u> 
+New group (3/3)
+How will be the new group named? [optional]: <u>Group 3</u>
+How many points will it be worth? [optional]: <u>15</u>
+
+Input a string describing what tests should be included in this group. An example would be: &quot;1y 3b 4o 7g&quot;, to have 1 in yellow mode, 3 in blue, 4 orange and 7 green
+
+<u>1g 2g 3g 4g</u>
+
+./descriptor.json has been created
+
+You should now create a zip archive containing descriptor.json and test files
+</pre>

Listings/pdoexamples.php

+<?php
+$user = "root";
+$pass = "root";
+$dsn = "mysql:host=localhost;dbname=test";
+$charset = "utf8";
+
+$dbh = new PDO('mysql:host=localhost;dbname=test;charset=$charset', $user, $pass);
+?>
+
+<?php
+
+$query = "SELECT * FROM foo WHERE bar = " . $db->quote($zip);
+
+$result = $db->query($query);
+
+while($row = $result->fetch(PDO::FETCH_ASSOC)) {
+    print_r($row);
+}
+?>
+
+<?php
+$stmt = $dbh->prepare("INSERT INTO REGISTRY (name, value) VALUES (:name, :value)");
+$stmt->bindParam(':name', $name);
+$stmt->bindParam(':value', $value);
+
+// insert one row
+$name = 'one';
+$value = 1;
+$stmt->execute();
+
+// insert another row with different values
+$name = 'two';
+$value = 2;
+$stmt->execute();
+?>