Removed temp :ref: entries

075_Inside_a_shard.asciidoc

@@ -1,5 +1,3 @@
-:ref: http://foo.com/
-
 include::075_Inside_a_shard/10_Intro.asciidoc[]
 
 include::075_Inside_a_shard/20_Making_text_searchable.asciidoc[]

170_Relevance.asciidoc

@@ -1,5 +1,3 @@
-:ref: http://foo.com/
-
 include::170_Relevance/05_Intro.asciidoc[]
 
 include::170_Relevance/10_Scoring_theory.asciidoc[]

230_Stemming/40_Choosing_a_stemmer.asciidoc

@@ -1,4 +1,3 @@
-:ref: http://foo.com/
 [[choosing-a-stemmer]]
 === Choosing a stemmer
 

240_Stopwords/60_Common_grams.asciidoc

@@ -1,5 +1,3 @@
-:ref: http://foo.com/
-
 [[common-grams]]
 === `common_grams` token filter