FEATURE: add new macros for date manipulation

resources/lang/cs/common.php

@@ -1,14 +1,30 @@
 <?php
 return [
-    "customize" => "Přispůsobení",
-    "footer" => "Zápatí",
-    "goToWeb" => "Jít na web",
-    "graphics" => "Grafika",
-    "header" => "Záhlaví",
-    "lang" => ["czech" => "Čeština",
+    "customize"      => "Přispůsobení",
+    "footer"         => "Zápatí",
+    "goToWeb"        => "Jít na web",
+    "graphics"       => "Grafika",
+    "header"         => "Záhlaví",
+    "lang"           => [
+        "czech"   => "Čeština",
         "english" => "Angličtina",
+        'slovak'  => 'Slovenština'
     ],
-    "positionFixed" => "fixní",
+    "months"         => [
+        "april"     => "Duben",
+        "august"    => "Srpen",
+        "december"  => "Prosinec",
+        "february"  => "Únor",
+        "january"   => "Leden",
+        "july"      => "Červenec",
+        "june"      => "Červen",
+        "march"     => "Březen",
+        "may"       => "Květen",
+        "november"  => "Listopad",
+        "october"   => "Říjen",
+        "september" => "Září",
+    ],
+    "positionFixed"  => "fixní",
     "positionStatic" => "statické",
-    "sidebar" => "Sidebar",
+    "sidebar"        => "Sidebar",
 ];

resources/lang/en/common.php

@@ -1,8 +1,23 @@
 <?php
 return [
-    'lang'           => [
+    'lang'   => [
         'english' => 'English',
-        'czech'   => 'Czech'
+        'czech'   => 'Czech',
+        'slovak'  => 'Slovak'
+    ],
+    'months' => [
+        'january'   => 'January',
+        'february'  => 'February',
+        'march'     => 'March',
+        'april'     => 'April',
+        'may'       => 'May',
+        'june'      => 'June',
+        'july'      => 'July',
+        'august'    => 'August',
+        'september' => 'September',
+        'october'   => 'October',
+        'november'  => 'November',
+        'december'  => 'December'
     ],
     'customize'      => 'Customize',
     'header'         => 'Header',