Improve docs of strvec

include/ucore/strvec.h

@@ -38,7 +38,7 @@ void uc_strv_init(struct UCStrv *strv);
 int uc_strv_grow(struct UCStrv *strv, size_t cnt);
 
 /**
- * Expand the UCStrv to hold attleast 1 more item if needed
+ * If needed, grow the UCStrv to hold atleast 1 more item.
  *
  * @param strv UCStrv to expand
  * @return 0 on success, otherwise failure
@@ -46,7 +46,7 @@ int uc_strv_grow(struct UCStrv *strv, size_t cnt);
 int uc_strv_check_expand(struct UCStrv *strv);
 
 /**
- * Append a string to the UCStrv, the string will be copied in
+ * Append a string to the UCStrv, the string will be copied in.
  *
  * @param strv UCStrv to append to
  * @param str String to append, the string will be copied.
@@ -55,7 +55,7 @@ int uc_strv_check_expand(struct UCStrv *strv);
 int uc_strv_append(struct UCStrv *strv, const char *restrict str);
 
 /**
- * Append a string to the strvec, nocopy variang.  
+ * Append a string to the strvec without making a copy of the string.
  * The string shold be dynamically allocated, as 
  * destroying the UCStrv will free() all items.
  *
@@ -67,7 +67,7 @@ int uc_strv_append_nocopy(struct UCStrv *strv, char *restrict str);
 
 /**
  * Append a NULL pointer to the UCStrv, (cnt is not increased,
- * so another _appended item will overwrite this NULL terminator)
+ * so another appended item will overwrite this NULL terminator)
  *
  * @param strv UCStrv to append to
  * @return 0 on success, otherwise failure