Feature: Support php7.4 (#1354)

* Run CI tests against php 7.4

* Sort composer dependencies

* Remove unused Aws S3 php library

* Pin simplepie dependency to ^1.5

* Pin getid3 dependency to ^1.9

* Pin composer semver to ^3.2

* Pin php-amqplib to ^2.12

* Drop sentry logging support

* Update composer dependencies

* Move propel regenerate to Makefile

* Regenerate propel files with v1.7.0

* Pin propel orm to ^1.7

* Regenerate propel files with v1.7.2

* fix: generator_version in airtime-conf-production.php

* Replace propel/propel1 with jooola/propel1

* Regenerate propel files with v1.7.3-dev

* Fix php7.4 compatibility

Using php-cs-fixer:

    '@PhpCsFixer' => true,
    'concat_space' => ['spacing' => 'one'],
    'ordered_class_elements' => false,
    'yoda_style' => false,
    '@PHP74Migration' => true,
    'assign_null_coalescing_to_coalesce_equal' => false,
    'ternary_to_null_coalescing' => false,
    'heredoc_indentation' => false,
    '@PHP74Migration:risky' => true,
    'declare_strict_types' => false,
    'void_return' => false,
    'use_arrow_functions' => false,

* Fix pre-commit

legacy/application/models/airtime/om/BasePodcast.php

@@ -374,7 +374,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbUrl($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -395,7 +395,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbTitle($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -416,7 +416,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbCreator($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -437,7 +437,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbDescription($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -458,7 +458,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbLanguage($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -479,7 +479,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbCopyright($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -500,7 +500,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbLink($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -521,7 +521,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbItunesAuthor($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -542,7 +542,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbItunesKeywords($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -563,7 +563,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbItunesSummary($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -584,7 +584,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbItunesSubtitle($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -605,7 +605,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbItunesCategory($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }
 
@@ -626,7 +626,7 @@ abstract class BasePodcast extends BaseObject implements Persistent
      */
     public function setDbItunesExplicit($v)
     {
-        if ($v !== null && is_numeric($v)) {
+        if ($v !== null) {
             $v = (string) $v;
         }