diff --git a/wire/core/Fuel.php b/wire/core/Fuel.php
index 4e7a2404..247e4fa4 100644
--- a/wire/core/Fuel.php
+++ b/wire/core/Fuel.php
@@ -10,7 +10,7 @@
  * This file is licensed under the MIT license
  * https://processwire.com/about/license/mit/
  * 
- * ProcessWire 3.x, Copyright 2016 by Ryan Cramer
+ * ProcessWire 3.x, Copyright 2019 by Ryan Cramer
  * https://processwire.com
  * 
  * @property ProcessWire $wire
@@ -37,6 +37,9 @@
  * @property Config $config
  * @property Fuel $fuel
  * @property WireProfilerInterface $profiler 
+ * @property WireFileTools $files
+ * @property WireMailTools $mail
+ * @property WireDateTime $datetime
  *
  */
 class Fuel implements \IteratorAggregate {
@@ -66,6 +69,17 @@ class Fuel implements \IteratorAggregate {
 	protected $requiredInterfaces = array(
 		'profiler' => 'WireProfilerInterface'
 	);
+
+	/**
+	 * The most common API variable names, those likely to be called multiple times in any request
+	 * 
+	 * @var array
+	 * 
+	 */
+	static protected $commonNames = array(
+		'page' => 1, 'pages' => 1, 'session' => 1, 'input' => 1, 'sanitizer' => 1, 'config' => 1, 
+		'user' => 1, 'users' => 1, 'fields' => 1, 'templates' => 1, 'database' => 1, 'modules' => 1,
+	);
 	
 	/**
 	 * @param string $key API variable name to set - should be valid PHP variable name.
@@ -110,6 +124,10 @@ class Fuel implements \IteratorAggregate {
 	public function __get($key) {
 		return isset($this->data[$key]) ? $this->data[$key] : null;
 	}
+	
+	public function get($key) {
+		return isset($this->data[$key]) ? $this->data[$key] : null;
+	}
 
 	public function getIterator() {
 		return new \ArrayObject($this->data); 
@@ -119,4 +137,7 @@ class Fuel implements \IteratorAggregate {
 		return $this->data; 
 	}
 	
+	public static function isCommon($name) {
+		return isset(self::$commonNames[$name]); 
+	}
 }
diff --git a/wire/core/PageFinder.php b/wire/core/PageFinder.php
index f391644f..c1fe1738 100644
--- a/wire/core/PageFinder.php
+++ b/wire/core/PageFinder.php
@@ -767,6 +767,19 @@ class PageFinder extends Wire {
 					// allow any Fieldtype that is an instance of given one, or extends it
 					if(!wireInstanceOf($f->type, $fieldtype) 
 						&& ($fieldtypeLang === null || !wireInstanceOf($f->type, $fieldtypeLang))) continue;
+					/** potential replacement for the above 2 lines
+					if($f->type->className() === $fieldName) {
+						// always allowed
+					} else if(!wireInstanceOf($f->type, $fieldtype) && ($fieldtypeLang === null || !wireInstanceOf($f->type, $fieldtypeLang))) {
+						// this field’s type does not extend the one we are looking for
+						continue;
+					} else {
+						// looks good, but now check operators
+						$selectorInfo = $f->type->getSelectorInfo($f);
+						// if operator used in selector is not an allowed one, then skip over this field
+						if(!in_array($selector->operator(), $selectorInfo['operators'])) continue;
+					}
+					*/
 					
 				} else {
 					// only allow given Fieldtype
@@ -1979,11 +1992,11 @@ class PageFinder extends Wire {
 			throw new PageFinderSyntaxException("Operator '$selector->operator' is not supported for path or url unless: 1) non-multi-language; 2) you install the PagePaths module."); 
 		}
 
-		if($selector->value == '/') {
+		$selectorValue = $selector->value;
+		if($selectorValue === '/') {
 			$parts = array();
 			$query->where("pages.id=1");
 		} else {
-			$selectorValue = $selector->value;
 			if(is_array($selectorValue)) {
 				// only the PagePaths module can perform OR value searches on path/url
 				if($langNames) {
@@ -1997,7 +2010,7 @@ class PageFinder extends Wire {
 			$part = $database->escapeStr($this->wire('sanitizer')->pageName(array_pop($parts), Sanitizer::toAscii)); 
 			$sql = "pages.name='$part'";
 			if($langNames) foreach($langNames as $name) $sql .= " OR pages.$name='$part'";
-			$query->where($sql); 
+			$query->where("($sql)"); 
 			if(!count($parts)) $query->where("pages.parent_id=1");
 		}
 
diff --git a/wire/core/ProcessWire.php b/wire/core/ProcessWire.php
index 8310c7e6..295aa3e4 100644
--- a/wire/core/ProcessWire.php
+++ b/wire/core/ProcessWire.php
@@ -20,6 +20,8 @@ require_once(__DIR__ . '/boot.php');
  * ProcessWire 3.x, Copyright 2019 by Ryan Cramer
  * https://processwire.com
  * 
+ * @property Fuel $fuel
+ * 
  * @method init()
  * @method ready()
  * @method finished()
@@ -734,8 +736,9 @@ class ProcessWire extends Wire {
 	}
 	
 	public function __get($key) {
-		if($key == 'shutdown') return $this->shutdown;
-		if($key == 'instanceID') return $this->instanceID;
+		if($key === 'fuel') return $this->fuel;
+		if($key === 'shutdown') return $this->shutdown;
+		if($key === 'instanceID') return $this->instanceID;
 		return parent::__get($key);
 	}
 
diff --git a/wire/core/WireTextTools.php b/wire/core/WireTextTools.php
index 27372bad..df7c286a 100644
--- a/wire/core/WireTextTools.php
+++ b/wire/core/WireTextTools.php
@@ -502,6 +502,7 @@ class WireTextTools extends Wire {
 		$tests = array();
 		$punctuationChars = $this->getPunctuationChars();
 		$endSentenceChars = $this->getPunctuationChars(true);
+		$endSentenceChars[] = ':';
 
 		if($options['keepFormatTags']) {
 			$options['keepTags'] = array_merge($options['keepTags'], array(