adjust heading regexp, fixes #6

Author: quarckster

hooks.py

@@ -14,7 +14,7 @@
 MAN_INDEXES = ["man1/index.md", "man3/index.md", "man5/index.md", "man7/index.md"]
 SKIP_FILES = ["index.md", "fips.md", "OpenSSL300Design.md", "OpenSSLStrategicArchitecture.md"]
 LINKS_PATTERN = re.compile(r"\.\.\/\.\.\/man[1,3,5,7]{1}\/[a-zA-Z0-9_\-.]+")
-HEADINGS_PATTERN = re.compile(r" {0,3}(#{1,6})((?=\s)[^\n]*?|[^\n\S]*)(?:(?<=\s)(?<!\\)#+)?[^\n\S]*$\n?", flags=re.M)
+HEADINGS_PATTERN = re.compile(r"^(#{1,6})((?=\s)[^\n]*?|[^\n\S]*)(?:(?<=\s)(?<!\\)#+)?[^\n\S]*$\n?", flags=re.M)
 LINKS_MAP = {}
 REDIRECT_PAGES = {}