Fixes #290:Compress all the images

css/main.css

@@ -15,7 +15,7 @@
 
 .header-overlay {
   height: 100vh;
-  background: url("../assets/img/header-bg.jpg");
+  background: url("../assets/img/header_bg.jpg");
   background-position: center center;
   background-repeat: no-repeat;
   background-size: cover; 

data/participants.json

@@ -503,7 +503,7 @@
 		},
 		{
 			"name": "Sagar Lakhani",
-			"imageurl": "assets/img/participants/sagar.png",
+			"imageurl": "assets/img/participants/sagar.jpg",
 			"about": "",
 			"college": "IIIT Allahabad",
 			"facebook": "",
@@ -951,7 +951,7 @@
 		},
 		{
 			"name": "Dev Gupta",
-			"imageurl": "assets/img/participants/devgupta2607.png",
+			"imageurl": "assets/img/participants/devgupta2607.jpg",
 			"about": "I am a web developer and a Python enthusiast.",
 			"college": "Delhi Technological University",
 			"facebook": "",
@@ -991,7 +991,7 @@
     },
         {
             "name": "Dev Gupta",
-            "imageurl": "assets/img/participants/devgupta2607.png",
+            "imageurl": "assets/img/participants/devgupta2607.jpg",
             "about": "I am a web developer and a Python enthusiast.",
             "college": "Delhi Technological University",
             "facebook": "",

data/projects.json

@@ -10,15 +10,15 @@
         },
         {
             "name": "Technical-Writing",
-            "imageurl": "assets/img/projects/nybles.png",
+            "imageurl": "assets/img/projects/nybles.jpg",
             "mentors": "Team OpenCode",
             "about": "Submit your blog on nybles",
             "lang": "",
             "github": "https://github.com/opencodeiiita/Technical-Writing"
         },
         {
             "name": "Competitive Coding",
-            "imageurl": "assets/img/projects/Competitive-Programming.jpg",
+            "imageurl": "assets/img/projects/ccoding.jpg",
             "mentors": "Kumar Raju",
             "about": "A project aimed at encouraging the competitive coding skills of novices",
             "lang": "C++, Python, Java, C",
@@ -34,7 +34,7 @@
         },
         {
             "name": "Sassy-Css",
-            "imageurl": "assets/img/projects/css.png",
+            "imageurl": "assets/img/projects/css.jpg",
             "mentors": "Team OpenCode",
             "about": "Showcasing your amazing pure CSS interfaces & artworks.",
             "lang": "css scss html",
@@ -58,7 +58,7 @@
         },
         {
             "name": "opencodebot",
-            "imageurl": "assets/img/projects/opencodebot.png",
+            "imageurl": "assets/img/projects/opencodebot.jpg",
             "mentors": "Team OpenCode",
             "about": "A GitHub App built with Probot that Manages workflow on github for OpenCode organization",
             "lang": "js npm json",
@@ -74,7 +74,7 @@
         },
         {
             "name": "GirlsDoCode",
-            "imageurl": "assets/img/projects/opencodebot.png",
+            "imageurl": "assets/img/projects/opencodebot.jpg",
             "mentors": "Team OpenCode",
             "about": "A Project to encourage the envolvement of girls in opensource",
             "lang": "js css html",
@@ -90,15 +90,15 @@
         },
         {
             "name": "File-Creator-CLI",
-            "imageurl": "assets/img/projects/filecreator.png",
+            "imageurl": "assets/img/projects/filecreator.jpg",
             "mentors": "Debasish Sahoo",
             "about": "A simple Command Line application which allows you to create files in your directory/folder, with all types of file extension in a more interactive way.",
             "lang": "Nodejs npm-package cli",
             "github": "https://github.com/debck/File-Creator-CLI"
         },
         {
             "name": "ComputerVision",
-            "imageurl": "assets/img/projects/cv.png",
+            "imageurl": "assets/img/projects/cv.jpg",
             "mentors": "Yash Agarwal",
             "about": "Collection of cool projects using Image Recognition",
             "lang": "Tensorflow MachineLearning",
@@ -114,7 +114,7 @@
         },
         {
             "name": "kasper_music_player",
-            "imageurl": "assets/img/projects/music-player.png",
+            "imageurl": "assets/img/projects/music-player.jpg",
             "mentors": "Sanskar Jethi",
             "about": "An app that would allow \"music.youtube.com\" to work in India",
             "lang": "Flask React Json",
@@ -138,7 +138,7 @@
         },
         {
             "name": "Leave Application Portal",
-            "imageurl": "assets/img/projects/lap.png",
+            "imageurl": "assets/img/projects/lap.jpg",
             "mentors": "Prateek",
             "about": "Leave application portal for IIIT-A to speed up leave approval process.",
             "lang": "Html css js PHP",

index.html

@@ -32,7 +32,7 @@
       <div class="container">
         <a class="navbar-brand d-flex align-items-center" href="#">
   <!-- OpenCode Logo added in navbar -->
-          <img src="./assets/img/Opencode_LOGO.png" width="40" height="37" class="d-inline-block align-top " style="padding-right:5px">Opencode 2019</a>
+          <img src="./assets/img/OClogo.jpg" width="40" height="37" class="d-inline-block align-top " style="padding-right:5px">Opencode 2019</a>
         <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarResponsive" aria-controls="navbarResponsive" aria-expanded="false" aria-label="Toggle navigation">
           <span class="navbar-toggler-icon"></span>
         </button>