Comply with LibreJS (#2576)

https://www.gnu.org/software/librejs/
https://addons.mozilla.org/firefox/addon/librejs/
Did not touch jquery.min.js because it is a third party script, which is regularly updated, and the add-on does not seem to block it enough to break our statitics page, which remains usable.

p/scripts/api.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* jshint esversion:6, strict:global */
 
@@ -60,3 +61,4 @@ check(jsonVars.fever + '?api', function next(result1) {
 				});
 		}
 	});
+// @license-end

p/scripts/bcrypt.min.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7&dn=apache-2.0.txt Apache-2.0
 /*
  bcrypt.js (c) 2013 Daniel Wirtz <dcode@dcode.io>
  Released under the Apache License, Version 2.0
@@ -55,3 +56,4 @@ e[b++]=c>>12|224,e[b++]=c>>6&63|128),e[b++]=c&63|128);return e},x="./ABCDEFGHIJK
 18488651,661792760,1628790961,3885187036,3141171499,876946877,2693282273,1372485963,791857591,2686433993,3759982718,3167212022,3472953795,2716379847,445679433,3561995674,3504004811,3574258232,54117162,3331405415,2381918588,3769707343,4154350007,1140177722,4074052095,668550556,3214352940,367459370,261225585,2610173221,4209349473,3468074219,3265815641,314222801,3066103646,3808782860,282218597,3406013506,3773591054,379116347,1285071038,846784868,2669647154,3771962079,3550491691,2305946142,453669953,
 1268987020,3317592352,3279303384,3744833421,2610507566,3859509063,266596637,3847019092,517658769,3462560207,3443424879,370717030,4247526661,2224018117,4143653529,4112773975,2788324899,2477274417,1456262402,2901442914,1517677493,1846949527,2295493580,3734397586,2176403920,1280348187,1908823572,3871786941,846861322,1172426758,3287448474,3383383037,1655181056,3139813346,901632758,1897031941,2986607138,3066810236,3447102507,1393639104,373351379,950779232,625454576,3124240540,4148612726,2007998917,544563296,
 2244738638,2330496472,2058025392,1291430526,424198748,50039436,29584100,3605783033,2429876329,2791104160,1057563949,3255363231,3075367218,3463963227,1469046755,985887462],C=[1332899944,1700884034,1701343084,1684370003,1668446532,1869963892];m.encodeBase64=p;m.decodeBase64=q;return m});
+// @license-end

p/scripts/category.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* globals context */
 /* jshint esversion:6, strict:global */
@@ -143,3 +144,4 @@ if (document.readyState && document.readyState !== 'loading') {
 		init_draggable();
 	}, false);
 }
+// @license-end

p/scripts/extra.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* globals context, openNotification, xmlHttpRequestJson */
 /* jshint esversion:6, strict:global */
@@ -239,3 +240,4 @@ if (document.readyState && document.readyState !== 'loading') {
 			init_extra();
 		}, false);
 }
+// @license-end

p/scripts/global_view.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* globals context, init_load_more, init_posts, init_stream */
 /* jshint esversion:6, strict:global */
@@ -110,3 +111,4 @@ if (document.readyState && document.readyState !== 'loading') {
 		init_all_global_view();
 	}, false);
 }
+// @license-end

p/scripts/install.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* jshint globalstrict: true */
 
@@ -71,3 +72,4 @@ var confirms = document.getElementsByClassName('confirm');
 for (var i = 0 ; i < confirms.length ; i++) {
 	confirms[i].addEventListener('click', ask_confirmation);
 }
+// @license-end

p/scripts/main.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* jshint esversion:6, strict:global */
 
@@ -1486,3 +1487,4 @@ if (document.readyState && document.readyState !== 'loading') {
 			init_afterDOM();
 		}, false);
 }
+// @license-end

p/scripts/repartition.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* globals Flotr, numberFormat */
 /* jshint esversion:6, strict:global */
@@ -70,3 +71,4 @@ function initStats() {
 
 }
 initStats();
+// @license-end

p/scripts/stats.js

@@ -1,3 +1,4 @@
+// @license magnet:?xt=urn:btih:0b31508aeb0634b347b8270c7bee4d411b5d4109&dn=agpl-3.0.txt AGPL-3.0
 "use strict";
 /* globals Flotr, numberFormat */
 /* jshint esversion:6, strict:global */
@@ -57,3 +58,4 @@ function initStats() {
 		});
 }
 initStats();
+// @license-end