Fix annoying typos in Mac OSX build from source docs

docs/Building_A_Relocatable_Python_Framework_on_MacOSX.txt

@@ -23,7 +23,7 @@
 export MACOSX_DEPLOYMENT_TARGET=10.9
 
 # Pick a location where the relocatable Python framework will be installed
-# stay away from /tmp locations since Mac OS X will auto deelete files older 
+# stay away from /tmp locations since Mac OS X will auto delete files older 
 # than 3 days in /tmp right out from under you
 
 export MYDEST=/Users/${USER}/devtools/Frameworks

docs/Building_Qt5_From_Source_with_QtWebkit_Added_Back_on_MacOSX.txt

@@ -1,28 +1,30 @@
 # Building_Qt5_From_Source_with_QtWebkit_Added_Back_on_MacOSX
 
 # IMPORTANT - Instead of building Qt from source as outlined here you can instead
-# use stock Qt 5.4.2 or Qt 5.5.1 that you can download
+# use stock Qt 5.4.2 or Qt 5.5.1 that you can download a binary installer for
 # and install from Qt directly.
 
 # But in order to use the very latest versions of Qt you will need to add QtWebkit back
-# and build from source
+# and build from source.  This is what Linux distributions are doing too.
 
-# FIRST:  make sure you have XCode 6 installed and the Command Line Tools
+# FIRST:  make sure you have XCode 6 or XCode 7 installed and the Command Line Tools
 
 # As of Qt 5.6, QtWebkit was removed from the stock Qt releases.  Sigil depends on this 
 # module for both its BookView and Preview windows.  We are following the examples of
 # the Linux Distributions and Adding back QtWebKit to the Qt sources to build our own
 # Qt distribution.
 
 # Here are the steps to building Qt from source with QtWebkit added back
-# cd to a location to store your src tree
+
+# cd to a location to store your src tree then do
+
 export MYQTSRC=`pwd`
 
 # clone qtwebkit from git::/code.qt.io/qt/qtwebkit.git
 git clone git://code.qt.io/qt.qtwebkit.git
 
 # download qt-everywhere-opensource-src-5.6.1-1.tar.gz directly from Qt
-# from http://download.qt.io/archive/qt/5.6/5.6.1-1/single/
+# From:  http://download.qt.io/archive/qt/5.6/5.6.1-1/single/
 
 # and then unpack it
 tar -zxvf qt-everywhere-opensource-src-5.6.1-1.tar.gz
@@ -33,10 +35,10 @@ mkdir qtwebkit
 cp -R ../qtwebkit/ ./qtwebkit
 
 # next on Mac OS X there is a build fix needed for Qt-5.6.1-1 that needs to be added
-# grab the patch file from the git Sigil-Ebook/Sifil/docs
+# grab the patch file from the git Sigil-Ebook/Sigil/docs
 patch -p0 <  qt_561_osx.patch
 
-# set the correct module version inisde of the newly added qtwebkit directory
+# set the correct module version inside of the newly added qtwebkit directory
 # edit qtwebkit/.qmake.conf and change this line 
 # MODULE_VERSION = 5.7
 # to

docs/Building_Sigil_On_MacOSX.txt

@@ -43,7 +43,7 @@ git clone https://github.com/Sigil-Ebook/Sigil.git
 export PATH=${PATH}:${MYQTHOME}/bin
 
 # Make sure the newly created relocatable python framework is found first
-# **before** and system version of Python3
+# **before** any system version of Python3
 
 export PATH=${MYDEST}/Python.framework/Versions/3.5/bin:${PATH}
 
@@ -81,7 +81,7 @@ cmake -DPKG_SYSTEM_PYTHON=1 \
 make
 make addframeworks
 
-# In ${MYSIGILREPO}/build/bin you will find a the newly built Sigil.app
+# In ${MYSIGILREPO}/build/bin you will find the newly built Sigil.app
 
 # To test if the newly bundled python 3 version of Sigil is working properly ypou can do the following: