Merge pull request #322 from grunch/typo-patch

Typo patch

03_how_ln_works.asciidoc

@@ -334,7 +334,7 @@ In addition, you can delegate this responsibility to someone else.
 Someone else can monitor the Bitcoin blockchain for you. 
 One of these technologies is called a "Watchtower".
 
-How do you not catch a cheat? If you don't do any of the above you will be vulnerable. Image you go on a 3-week sailing trip. Before you leave you turn your Lightning node off to save power and you turn your cell phone off because there is no cell coverage. Now add to that that you have not requested anyone else to monitor for you. In short, your wallet provider does not do it for you and you have no Watchtower or similar service. If your channel partner cheats you during the first two days of your remote vacation, he will be able to steal your funds two weeks later and before you come back from vacation. You will have to be responsible and do a little bit of planning to prevent this vulnerability.
+How do you not catch a cheat? If you don't do any of the above you will be vulnerable. Image you go on a 3-week sailing trip. Before you leave you turn your Lightning node off to save power and you turn your cell phone off because there is no cell coverage. Now add to that you have not requested anyone else to monitor for you. In short, your wallet provider does not do it for you and you have no Watchtower or similar service. If your channel partner cheats you during the first two days of your remote vacation, he will be able to steal your funds two weeks later and before you come back from vacation. You will have to be responsible and do a little bit of planning to prevent this vulnerability.
 
 === Invoices
 

preface.asciidoc

@@ -181,6 +181,7 @@ Following is an alphabetically sorted list of all the GitHub contributors, inclu
 * Doru Muntean (@chriton)
 * Eduardo Lima III (@elima-iii)
 * Emilio Norrmann (@enorrmann)
+* Francisco Calderón (@grunch)
 * Haoyu Lin (@HAOYUatHZ)
 * Hatim Boufnichel (@boufni95)
 * Imran Lorgat (@ImranLorgat)