Trivial typo fixes to bip-0118

Author: jamesob

bip-0118.mediawiki

@@ -46,7 +46,7 @@ protocol instance.
 
 == Specification ==
 <tt>SIGHASH_NOINPUT</tt> is a flag with value <tt>0x40</tt> appended to a signature
-to that the signature does not commit to any of the inputs, and
+so that the signature does not commit to any of the inputs, and
 therefore to the outputs being spent. The flag applies solely to the
 verification of that single signature.
 
@@ -102,7 +102,7 @@ compatibility of the <tt>witnessProgram</tt> and the <tt>witness</tt>.
 
 This also means that particular care has to be taken in order to avoid
 unintentionally enabling this rebinding mechanism. <tt>NOINPUT</tt> MUST NOT
-be used, unless it is explicitly needed for the application, i.e., it
+be used, unless it is explicitly needed for the application, e.g., it
 MUST NOT be a default signing flag in a wallet
 implementation. Rebinding is only possible when the outputs the
 transaction may bind to all use the same public keys. Any public key
@@ -141,4 +141,4 @@ of the <tt>NOINPUT</tt> sighash flag, and its uses in off-chain protocols.
 
 == Copyright ==
 
-This document is licensed under the BSD 3 Clause license.
+This document is licensed under the BSD 3 Clause license.